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v5.17: 140,946 fragrances (+716), refreshed reviews and news, SPEC restated

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  1. README.md +38 -21
  2. SPEC.md +86 -83
README.md CHANGED
@@ -539,12 +539,29 @@ dataset_info:
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  dtype: string
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  ---
541
 
542
- # FragDB v5.16 — Fragrance Database (Multilingual Sample)
543
 
544
- The most comprehensive structured fragrance database available. This is a **free sample** of FragDB: **140,230 perfumes, 23 languages** — 10-row CSV samples at root.
545
 
546
  Full dataset: [fragdb.net](https://fragdb.net).
547
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
548
  ## What's New in v5.16
549
 
550
  - **Data updated** from v5.15 → v5.16 (snapshot 2026-09-19):
@@ -668,8 +685,8 @@ All F column counts identical (30/54/42/55/27/25) — existing scripts work with
668
 
669
  ## Snapshot freshness
670
 
671
- - **Data refreshed**: 2026-09-10 (v5.15)
672
- - **Reviews, news, news comments** (parquet): unchanged in this release — latest review 2026-05-02, latest article 2026-04-28
673
 
674
  ## Data API — per-record access
675
 
@@ -782,9 +799,9 @@ FragDB ships with **three Apache Parquet datasets** containing **4.9 million row
782
 
783
  The world's largest collection of structured fragrance reviews. Every entry includes the perfume ID (joinable with `fragrances.csv`), author username, posting date, full review text, avatar URL, and language code.
784
 
785
- - **4,986,774 user reviews** covering every major perfume in the database
786
  - **23 languages** — English (1.88M), Russian, Portuguese, Spanish, Korean, Turkish, Japanese, Polish, Italian, Hungarian, Serbian, Swedish, German, Hebrew, Ukrainian, French, Arabic, Greek, Czech, Chinese, Romanian, Mongolian, Dutch
787
- - **Coverage:** 69.8% of all fragrances have at least one review (97,817 of 140,230 PIDs)
788
  - **Deterministic global primary key** — stable comment IDs survive re-scrapes
789
  - **Zero duplicate rows**; every `pid` joins `fragrances.csv` except 48 reviews (0.001%) on 10 perfumes no longer in the catalogue
790
  - **Independent UGC per language** — genuine localized content, not machine translation
@@ -793,26 +810,26 @@ The world's largest collection of structured fragrance reviews. Every entry incl
793
 
794
  **Use cases:** sentiment analysis · review classification · recommendation systems · perfume similarity from text · language detection benchmark · multilingual NLP training corpus · fragrance market research · author network analysis · trend detection by language
795
 
796
- ### `news.parquet` — 25,619 Editorial Articles (2008–2026)
797
 
798
  Two decades of professional fragrance journalism. Every article includes title, author, full text (plain + HTML), category, related perfumes/brands/perfumers, publication date, and main image.
799
 
800
- - **25,619 editorial articles** from 2008 to 2026 — complete public archive
801
- - **30+ categories** — New Fragrances (34.9%), Fragrance Reviews (22.8%), Niche Perfumery (10.4%), Designer Brands, Interviews, History, Industry News
802
  - **Bilingual storage** — `text` (plain) for NLP, `text_html` (markup preserved) for rich display
803
  - **Linked entities** — `related_pids[]`, `related_brands[]`, `related_perfumers[]` as JSON arrays
804
- - **119,662 PID references** — all but 174 (0.15%) resolve; those point to perfumes no longer in the catalogue
805
- - **63.1% archived legacy, 36.9% modern** fully-dated articles
806
  - **16 fields:** `nid`, `title`, `category`, `author`, `url`, `is_archived`, `date_unix`, `description`, `text`, `text_html`, `main_image`, `article_images`, `related_pids`, `related_brands`, `related_perfumers`, `comments_count`
807
 
808
  **Use cases:** content recommendation · article search engine · perfume knowledge graph · trend analysis · author influence study · entity linking · timeline analysis · industry research · niche perfumery research
809
 
810
- ### `news_comments.parquet` — 276,483 Threaded Community Comments
811
 
812
  Community discussions attached to editorial articles, with threading support for replies. Joinable with `news.parquet` via `nid`.
813
 
814
- - **276,483 threaded comments** across **21,820 articles** (89.3% of news articles have ≥1 comment)
815
- - **4.9% reply rate** — threaded conversations with reply detection
816
  - **100% populated timestamps**
817
  - **9 fields:** `nid`, `comment_id`, `is_reply`, `author`, `date`, `date_unix`, `text`, `avatar_url`, `gradient`
818
 
@@ -862,7 +879,7 @@ Full schema in [`SPEC.md`](SPEC.md).
862
  - **Market Research** — Country-of-origin analysis, parent company portfolios, perfumer productivity stats
863
 
864
  **Parquet Datasets ($400+ tiers):**
865
- - **NLP & Sentiment Analysis** — Train models on 4.6M multilingual fragrance reviews
866
  - **Recommender Systems** — Hybrid models combining CSV structure with review text similarity
867
  - **Language Models** — Domain-specific corpus for fragrance/perfumery LLM fine-tuning
868
  - **Review Classification** — Identify positive/negative reviews, fake review detection
@@ -872,20 +889,20 @@ Full schema in [`SPEC.md`](SPEC.md).
872
  - **Community Analytics** — Reply networks, engagement metrics on editorial content
873
  - **Cross-Language Studies** — Compare review sentiment across 23 languages for the same fragrance
874
  - **Search Engines** — Full-text search across reviews, articles, and structured metadata
875
- - **Knowledge Extraction** — Mine 24K editorial articles for perfume facts, launch dates, perfumer interviews
876
 
877
  ### Full Database
878
 
879
  | | Sample | Full Database |
880
  |---|--------|---------------|
881
- | Fragrances | 10 | **140,230** |
882
- | Brands | 10 | **8,316** |
883
- | Perfumers | 10 | **3,126** |
884
- | Notes | 10 | **2,606** |
885
  | Accords | 10 | **92** |
886
  | Translations | 34 | **34** |
887
  | Languages | 23 | **23** |
888
- | **Total Records** | ~84 | **154,404** |
889
 
890
  ## Quick Start
891
 
 
539
  dtype: string
540
  ---
541
 
542
+ # FragDB v5.17 — Fragrance Database (Multilingual Sample)
543
 
544
+ The most comprehensive structured fragrance database available. This is a **free sample** of FragDB: **140,946 perfumes, 23 languages** — 10-row CSV samples at root.
545
 
546
  Full dataset: [fragdb.net](https://fragdb.net).
547
 
548
+ ## What's New in v5.17
549
+
550
+ - **Data updated** from v5.16 → v5.17 (snapshot 2026-09-30):
551
+ - Fragrances: 140,230 → **140,946** (+716)
552
+ - Brands: 8,316 → **8,359** (+43)
553
+ - Perfumers: 3,126 → **3,144** (+18)
554
+ - Notes: 2,606 → **2,610** rows in `notes.csv` (+4)
555
+ - **Companion parquet refreshed** — user reviews 4,986,774 → **4,988,692** (+1,918),
556
+ editorial articles 25,619 → **25,709** (+90), news comments 276,483 → **277,446** (+963).
557
+ - Figures on this page and in `SPEC.md` are measured against the v5.17 files. Several had
558
+ been left behind by earlier releases — the snapshot dates, the category split, the PID
559
+ references, the archived share and the reply rate here, and most of `SPEC.md`, which still
560
+ described the May 2026 snapshot. All of them are now restated.
561
+ - Correction: 84 of the 250 newest articles (NID 25,970 and above) carry `date_unix = 0`;
562
+ earlier text said every non-archived article is dated.
563
+ - Sample files unchanged: the schema did not move between v5.16 and v5.17.
564
+
565
  ## What's New in v5.16
566
 
567
  - **Data updated** from v5.15 → v5.16 (snapshot 2026-09-19):
 
685
 
686
  ## Snapshot freshness
687
 
688
+ - **Data refreshed**: 2026-09-30 (v5.17)
689
+ - **Reviews, news, news comments** (parquet): refreshed in this release — latest review 2026-09-30, latest article 2026-09-27, latest news comment 2026-09-30
690
 
691
  ## Data API — per-record access
692
 
 
799
 
800
  The world's largest collection of structured fragrance reviews. Every entry includes the perfume ID (joinable with `fragrances.csv`), author username, posting date, full review text, avatar URL, and language code.
801
 
802
+ - **4,988,692 user reviews** covering every major perfume in the database
803
  - **23 languages** — English (1.88M), Russian, Portuguese, Spanish, Korean, Turkish, Japanese, Polish, Italian, Hungarian, Serbian, Swedish, German, Hebrew, Ukrainian, French, Arabic, Greek, Czech, Chinese, Romanian, Mongolian, Dutch
804
+ - **Coverage:** 69.4% of all fragrances have at least one review (97,849 of 140,946 PIDs)
805
  - **Deterministic global primary key** — stable comment IDs survive re-scrapes
806
  - **Zero duplicate rows**; every `pid` joins `fragrances.csv` except 48 reviews (0.001%) on 10 perfumes no longer in the catalogue
807
  - **Independent UGC per language** — genuine localized content, not machine translation
 
810
 
811
  **Use cases:** sentiment analysis · review classification · recommendation systems · perfume similarity from text · language detection benchmark · multilingual NLP training corpus · fragrance market research · author network analysis · trend detection by language
812
 
813
+ ### `news.parquet` — 25,709 Editorial Articles (2008–2026)
814
 
815
  Two decades of professional fragrance journalism. Every article includes title, author, full text (plain + HTML), category, related perfumes/brands/perfumers, publication date, and main image.
816
 
817
+ - **25,709 editorial articles** from 2008 to 2026 — complete public archive
818
+ - **30+ categories** — New Fragrances (34.0%), Fragrance Reviews (24.0%), Niche Perfumery (10.2%), Designer Brands, Interviews, History, Industry News
819
  - **Bilingual storage** — `text` (plain) for NLP, `text_html` (markup preserved) for rich display
820
  - **Linked entities** — `related_pids[]`, `related_brands[]`, `related_perfumers[]` as JSON arrays
821
+ - **126,428 PID references** — all but 175 (0.14%) resolve; those point to perfumes no longer in the catalogue
822
+ - **60.1% archived legacy, 39.9% modern** articles, all dated except 84 of the 250 newest (NID 25,970 and above)
823
  - **16 fields:** `nid`, `title`, `category`, `author`, `url`, `is_archived`, `date_unix`, `description`, `text`, `text_html`, `main_image`, `article_images`, `related_pids`, `related_brands`, `related_perfumers`, `comments_count`
824
 
825
  **Use cases:** content recommendation · article search engine · perfume knowledge graph · trend analysis · author influence study · entity linking · timeline analysis · industry research · niche perfumery research
826
 
827
+ ### `news_comments.parquet` — 277,446 Threaded Community Comments
828
 
829
  Community discussions attached to editorial articles, with threading support for replies. Joinable with `news.parquet` via `nid`.
830
 
831
+ - **277,446 threaded comments** across **22,974 articles** (89.4% of news articles have ≥1 comment)
832
+ - **5.5% reply rate** — threaded conversations with reply detection
833
  - **100% populated timestamps**
834
  - **9 fields:** `nid`, `comment_id`, `is_reply`, `author`, `date`, `date_unix`, `text`, `avatar_url`, `gradient`
835
 
 
879
  - **Market Research** — Country-of-origin analysis, parent company portfolios, perfumer productivity stats
880
 
881
  **Parquet Datasets ($400+ tiers):**
882
+ - **NLP & Sentiment Analysis** — Train models on 5.0M multilingual fragrance reviews
883
  - **Recommender Systems** — Hybrid models combining CSV structure with review text similarity
884
  - **Language Models** — Domain-specific corpus for fragrance/perfumery LLM fine-tuning
885
  - **Review Classification** — Identify positive/negative reviews, fake review detection
 
889
  - **Community Analytics** — Reply networks, engagement metrics on editorial content
890
  - **Cross-Language Studies** — Compare review sentiment across 23 languages for the same fragrance
891
  - **Search Engines** — Full-text search across reviews, articles, and structured metadata
892
+ - **Knowledge Extraction** — Mine 26K editorial articles for perfume facts, launch dates, perfumer interviews
893
 
894
  ### Full Database
895
 
896
  | | Sample | Full Database |
897
  |---|--------|---------------|
898
+ | Fragrances | 10 | **140,946** |
899
+ | Brands | 10 | **8,359** |
900
+ | Perfumers | 10 | **3,144** |
901
+ | Notes | 10 | **2,610** |
902
  | Accords | 10 | **92** |
903
  | Translations | 34 | **34** |
904
  | Languages | 23 | **23** |
905
+ | **Total Records** | ~84 | **155,185** |
906
 
907
  ## Quick Start
908
 
SPEC.md CHANGED
@@ -1,9 +1,9 @@
1
  # Fragrantika News & Comments Datasets — Technical Specification
2
 
3
- **Snapshot date:** 2026-05-05
4
  **Source:** `fragrantica.com` and 22 localized domains (`fragrantica.de`, `fragrantica.ru`, etc.)
5
  **Format:** Apache Parquet (Zstandard compression)
6
- **Total combined size:** ~1.36 GB on disk
7
 
8
  This document specifies three datasets that complement the existing
9
  Fragrantika perfume database (`merged_database`, `brands_database_v2`,
@@ -23,9 +23,9 @@ existing perfume/brand/perfumer DBs via primary keys.
23
 
24
  | Dataset | Rows | Compressed Size | Distinct entities |
25
  |---|---:|---:|---:|
26
- | `comments.parquet` | 4,643,851 | 1.23 GB | 93,305 perfumes, 23 languages |
27
- | `news.parquet` | 24,440 articles | 101 MB | NID 1..25000 |
28
- | `news_comments.parquet` | 263,798 | 33 MB | 21,820 articles with comments |
29
 
30
  All three datasets share the same identifier conventions used by the
31
  existing perfume/brand/perfumer databases:
@@ -59,38 +59,38 @@ or syndication.
59
 
60
  ### 2.2 Volumetrics
61
 
62
- - **Total rows:** 4,643,851
63
- - **Distinct PIDs covered:** 93,305 (70.6% of the 132,160 perfumes in `merged_database`; remaining 38,855 perfumes have zero reviews — verified against Fragrantika's `reviews_count` field)
64
- - **PID range:** 1 — 130,121
65
  - **Languages:** 23 (full list in §2.3)
66
 
67
  ### 2.3 Language distribution
68
 
69
  | Lang | Code | Comments | Distinct PIDs |
70
  |---|---|---:|---:|
71
- | English | `en` | 1,690,055 | 78,715 (60% of perfumes) |
72
- | Russian | `ru` | 889,893 | 52,650 |
73
- | Portuguese (Brazilian) | `pt` | 247,511 | 21,258 |
74
- | Spanish | `es` | 226,451 | 26,586 |
75
- | Korean | `ko` | 214,674 | 11,696 |
76
- | Turkish | `tr` | 191,945 | 11,722 |
77
- | Japanese | `ja` | 186,836 | 10,767 |
78
- | Polish | `pl` | 141,242 | 25,350 |
79
- | Italian | `it` | 115,972 | 22,100 |
80
- | Hungarian | `hu` | 109,204 | 11,565 |
81
- | Serbian | `sr` | 108,945 | 15,048 |
82
- | Swedish | `sv` | 107,666 | 11,155 |
83
- | German | `de` | 100,218 | 15,505 |
84
- | Hebrew | `he` | 81,981 | 10,165 |
85
- | Ukrainian | `uk` | 50,203 | 15,917 |
86
- | French | `fr` | 42,256 | 13,379 |
87
- | Arabic | `ar` | 33,077 | 9,071 |
88
- | Greek | `el` | 28,208 | 8,512 |
89
- | Czech | `cs` | 24,269 | 3,424 |
90
- | Chinese (Simplified) | `zh` | 15,843 | 4,466 |
91
- | Romanian | `ro` | 13,906 | 6,451 |
92
- | Mongolian | `mn` | 12,100 | 2,056 |
93
- | Dutch | `nl` | 11,396 | 5,045 |
94
 
95
  Each `lang` represents an independent set of user reviews from the
96
  corresponding national Fragrantika domain. A user reviewing the same
@@ -129,7 +129,7 @@ articles and modern editorial content.
129
  | 9 | `article_images` | `string` | NO | **JSON-encoded array** of all image URLs in the article body. Use `json.loads(field)` → `list[str]`. Empty array `'[]'` if none. |
130
  | 10 | `url` | `string` | NO | Canonical article URL (e.g., `https://www.fragrantica.com/news/x-12345.html`). |
131
  | 11 | `is_archived` | `bool` | NO | `True` if article is in Fragrantika's legacy/archived corpus (older HTML template, often missing publication date — see §3.5). |
132
- | 12 | `related_pids` | `string` | NO | **JSON-encoded array** of PIDs (as decimal strings) referenced in the article. Foreign key → `merged_database.PID`. 0% orphan rate (FK-validated). |
133
  | 13 | `related_brands` | `string` | NO | **JSON-encoded array** of brand names. Informational metadata; see §5.4 for canonical resolution. |
134
  | 14 | `related_perfumers` | `string` | NO | **JSON-encoded array** of perfumer names with diacritics preserved (e.g., `François Demachy`, `Carlos Benaïm`). Informational; see §5.5. |
135
  | 15 | `comments_count` | `int32` | NO | Count of comments in `news_comments.parquet` matching this NID. |
@@ -137,11 +137,11 @@ articles and modern editorial content.
137
 
138
  ### 3.2 Volumetrics
139
 
140
- - **Total rows:** 24,440 articles
141
- - **NID range:** 1 — 25,000 (560 NIDs missing — Fragrantika returns HTTP 301 redirect for these — represents truly deleted articles)
142
- - **Archived:** 15,427 / 24,440 (63.1%)
143
- - **Non-archived:** 9,013 / 24,440 (36.9%)
144
- - **With publication date (`date_unix > 0`):** 13,687 (56.0%)
145
 
146
  ### 3.3 List-fields format note
147
 
@@ -161,39 +161,41 @@ the int `704`). Cast as needed when joining.
161
 
162
  | Category | Articles | % |
163
  |---|---:|---:|
164
- | New Fragrances | 8,534 | 34.9% |
165
- | Fragrance Reviews | 5,583 | 22.8% |
166
- | Niche Perfumery | 2,537 | 10.4% |
167
- | Art Books Events | 1,570 | 6.4% |
168
- | Columns | 1,346 | 5.5% |
169
- | Fragrant Horoscope | 851 | 3.5% |
170
- | Fragrance News | 760 | 3.1% |
171
- | Interviews | 682 | 2.8% |
172
- | Vintages | 437 | 1.8% |
173
- | Raw Materials | 384 | 1.6% |
174
-
175
- Remaining 1,756 articles span 33 smaller categories.
176
 
177
  ### 3.5 Date coverage
178
 
179
- `date_unix == 0` for 10,753 articles (44%). Distribution by NID range:
180
 
181
  | NID range | Articles | with date | % | archived % |
182
  |---|---:|---:|---:|---:|
183
- | 1 — 5,000 | 4,888 | 2 | 0.0% | 100% |
184
- | 5,001 — 10,000 | 4,799 | 0 | 0.0% | 100% |
185
- | 10,001 — 15,000 | 4,890 | 3,822 | 78.2% | 100% |
186
- | 15,001 — 20,000 | 4,900 | 4,900 | 100% | 17.3% |
187
- | 20,001 — 25,000 | 4,963 | 4,963 | 100% | 0% |
188
-
189
- The 10,753 articles without date come entirely from the archived legacy
190
- template: 9,685 in NIDs 1–10,000 (effectively all of them) and 1,068 in
 
191
  NIDs 10,001–15,000 (the remaining 22% of that range — the other 78% have
192
  recoverable visible-text dates). Fragrantika's old archived HTML does not
193
  embed any date marker (no `<time>`, no `<meta>`, no visible date string)
194
  for these. This is an upstream HTML limitation, not a parser issue.
195
- **For all non-archived articles (9,013 of them), `date_unix` is 100%
196
- populated.**
 
197
 
198
  ---
199
 
@@ -214,13 +216,13 @@ Fragrantika uses on perfume pages.
214
  | 6 | `text` | `string` | NO | Comment body, plain text. |
215
  | 7 | `avatar_url` | `string` | NO | Full URL to author avatar (Fragrantika CDN). |
216
  | 8 | `gradient` | `string` | NO | CSS class for color badge (same scheme as `comments.parquet.gradient_class`). |
217
- | 9 | `is_reply` | `bool` | NO | `True` if this comment is a reply to another comment (threaded discussion); `False` for root comments. 4.9% of rows are replies (12,898 / 263,798). |
218
 
219
  ### 4.2 Volumetrics
220
 
221
- - **Total rows:** 263,798
222
- - **Distinct NIDs:** 21,820 (89.3% of articles have at least one comment)
223
- - **Replies:** 12,898 (4.9%)
224
  - **Average comments per article (in articles with comments):** 12.1
225
 
226
  ---
@@ -234,7 +236,7 @@ existing perfume/brand/perfumer DBs.
234
 
235
  ```
236
  ┌────────────────────────────────────────────────────────┐
237
- │ merged_database.csv (existing, 132,160 perfumes) │
238
  │ ───────────────────── │
239
  �� PID ←──────────────────────┐ │
240
  │ Brand │ │
@@ -269,7 +271,7 @@ existing perfume/brand/perfumer DBs.
269
 
270
  ### 5.2 Linking comments to perfumes (PID)
271
 
272
- Foreign key: **`comments.pid → merged_database.PID`** — verified 0% orphan rate.
273
 
274
  ```sql
275
  -- All English reviews for the perfume "Mugler Angel" (PID 704):
@@ -292,7 +294,7 @@ angel_reviews = c.filter(pc.and_(pc.equal(c['pid'], 704),
292
  ### 5.3 Linking news to perfumes (related_pids)
293
 
294
  Foreign key: **`news.related_pids → merged_database.PID`** — JSON-array
295
- field, 0% orphan rate over 119,662 references.
296
 
297
  ```sql
298
  -- All news mentioning Aventus (PID 9828):
@@ -467,16 +469,16 @@ The datasets passed a multi-track validation audit (full report:
467
  | Check | Result |
468
  |---|:---:|
469
  | Duplicate rows by primary key (all 3 datasets) | 0 |
470
- | FK integrity (`comments.pid → PID`) | 0 orphans |
471
- | FK integrity (`news.related_pids → PID`) | 0 orphans (over 119,662 refs) |
472
  | FK integrity (`news_comments.nid → nid`) | 0 orphans |
473
- | `comment_id` global uniqueness (`comments.parquet`) | 0 collisions over 4.6M rows |
474
  | HTML/CSS pollution in text fields | 0 |
475
  | Cloudflare challenge pages in data | 0 |
476
  | Mojibake / replacement char (U+FFFD) | 0 |
477
  | Language attribution accuracy (langdetect on sample) | >95% per language |
478
  | `news_comments.date_unix > 0` populated | 100% |
479
- | `news.date_unix > 0` populated (non-archived) | 100% |
480
 
481
  ### 7.1 Provenance
482
 
@@ -490,14 +492,15 @@ to deterministic comment IDs (§2.4).
490
 
491
  ## 8. Known limitations (transparent disclosure)
492
 
493
- 1. **Archived news articles without dates (10,753 / 24,440 = 44%).**
494
  Fragrantika's archived HTML template does not embed any date marker
495
  (`<time>`, meta tag, or visible string). For these articles, `date_unix`
496
- is `0`. The no-date subset is concentrated in NIDs 1–15,000: 9,685 of
497
- 9,687 archived articles in NIDs 1–10,000 and 1,068 of 4,890 in NIDs
498
- 10,001–15,000. (850 archived articles in NIDs 15,001–20,000 do have
499
- dates.) **All non-archived articles (9,013 of them) have 100% date
500
- coverage.**
 
501
 
502
  2. **`related_brands` matching gap (~12%).** Fragrantika has renamed
503
  ~50 brands over the years (e.g., `Christian Dior → Dior`); the captured
@@ -517,9 +520,9 @@ to deterministic comment IDs (§2.4).
517
  (e.g., a "5/10" rating posted by the same author on multiple subdomains).
518
  These are real (Fragrantika's display behavior), not parser duplicates.
519
 
520
- 5. **Comments PID coverage gap.** 38,855 perfumes (29%) have zero comments
521
- in any language. Verified against Fragrantika's `reviews_count` field:
522
- 99.8% of these perfumes truly have zero reviews on the platform. A
523
  targeted re-collection of the 73 PIDs flagged as `reviews_count > 0`
524
  yet missing comments recovered 68 of them (305 new comments added);
525
  the remaining 5 PIDs have `reviews_count > 0` in Fragrantika's metadata
@@ -624,9 +627,9 @@ trace and confirm relational integrity.
624
 
625
  | Field | Value |
626
  |---|---|
627
- | Snapshot date | 2026-05-05 |
628
- | Comments PID range | 1 — 130,121 |
629
- | News NID range | 1 — 25,000 |
630
  | Schema version | v1 (8 / 16 / 9 fields respectively) |
631
  | Compression | zstd |
632
  | Format | Parquet 2.x |
 
1
  # Fragrantika News & Comments Datasets — Technical Specification
2
 
3
+ **Snapshot date:** 2026-09-30 (v5.17)
4
  **Source:** `fragrantica.com` and 22 localized domains (`fragrantica.de`, `fragrantica.ru`, etc.)
5
  **Format:** Apache Parquet (Zstandard compression)
6
+ **Total combined size:** ~1.55 GB on disk
7
 
8
  This document specifies three datasets that complement the existing
9
  Fragrantika perfume database (`merged_database`, `brands_database_v2`,
 
23
 
24
  | Dataset | Rows | Compressed Size | Distinct entities |
25
  |---|---:|---:|---:|
26
+ | `comments.parquet` | 4,988,692 | 1.40 GB | 97,859 perfumes, 23 languages |
27
+ | `news.parquet` | 25,709 articles | 114 MB | NID 1..26219 |
28
+ | `news_comments.parquet` | 277,446 | 37 MB | 22,974 articles with comments |
29
 
30
  All three datasets share the same identifier conventions used by the
31
  existing perfume/brand/perfumer databases:
 
59
 
60
  ### 2.2 Volumetrics
61
 
62
+ - **Total rows:** 4,988,692
63
+ - **Distinct PIDs covered:** 97,859 — 97,849 of the 140,946 perfumes in `fragrances.csv` (69.4%), plus 10 perfumes no longer in the catalogue; the remaining 43,097 perfumes have zero reviews
64
+ - **PID range:** 1 — 143,475
65
  - **Languages:** 23 (full list in §2.3)
66
 
67
  ### 2.3 Language distribution
68
 
69
  | Lang | Code | Comments | Distinct PIDs |
70
  |---|---|---:|---:|
71
+ | English | `en` | 1,879,532 | 81,148 (58% of perfumes) |
72
+ | Russian | `ru` | 938,870 | 55,094 |
73
+ | Portuguese (Brazilian) | `pt` | 283,681 | 23,258 |
74
+ | Spanish | `es` | 245,951 | 28,294 |
75
+ | Korean | `ko` | 215,074 | 11,707 |
76
+ | Turkish | `tr` | 192,846 | 11,820 |
77
+ | Japanese | `ja` | 188,341 | 10,846 |
78
+ | Polish | `pl` | 154,223 | 27,026 |
79
+ | Italian | `it` | 126,169 | 23,488 |
80
+ | Serbian | `sr` | 110,402 | 15,348 |
81
+ | Hungarian | `hu` | 109,532 | 11,568 |
82
+ | Swedish | `sv` | 108,006 | 11,166 |
83
+ | German | `de` | 101,525 | 15,749 |
84
+ | Hebrew | `he` | 83,236 | 10,257 |
85
+ | Ukrainian | `uk` | 53,175 | 16,523 |
86
+ | French | `fr` | 48,534 | 14,510 |
87
+ | Arabic | `ar` | 37,302 | 9,818 |
88
+ | Greek | `el` | 29,626 | 8,838 |
89
+ | Czech | `cs` | 24,435 | 3,468 |
90
+ | Chinese (Simplified) | `zh` | 16,017 | 4,585 |
91
+ | Dutch | `nl` | 15,442 | 6,682 |
92
+ | Romanian | `ro` | 14,632 | 6,648 |
93
+ | Mongolian | `mn` | 12,141 | 2,062 |
94
 
95
  Each `lang` represents an independent set of user reviews from the
96
  corresponding national Fragrantika domain. A user reviewing the same
 
129
  | 9 | `article_images` | `string` | NO | **JSON-encoded array** of all image URLs in the article body. Use `json.loads(field)` → `list[str]`. Empty array `'[]'` if none. |
130
  | 10 | `url` | `string` | NO | Canonical article URL (e.g., `https://www.fragrantica.com/news/x-12345.html`). |
131
  | 11 | `is_archived` | `bool` | NO | `True` if article is in Fragrantika's legacy/archived corpus (older HTML template, often missing publication date — see §3.5). |
132
+ | 12 | `related_pids` | `string` | NO | **JSON-encoded array** of PIDs (as decimal strings) referenced in the article. Foreign key → `merged_database.PID`. 175 of 126,428 references (0.14%) point to perfumes no longer in the catalogue. |
133
  | 13 | `related_brands` | `string` | NO | **JSON-encoded array** of brand names. Informational metadata; see §5.4 for canonical resolution. |
134
  | 14 | `related_perfumers` | `string` | NO | **JSON-encoded array** of perfumer names with diacritics preserved (e.g., `François Demachy`, `Carlos Benaïm`). Informational; see §5.5. |
135
  | 15 | `comments_count` | `int32` | NO | Count of comments in `news_comments.parquet` matching this NID. |
 
137
 
138
  ### 3.2 Volumetrics
139
 
140
+ - **Total rows:** 25,709 articles
141
+ - **NID range:** 1 — 26,219 (510 NIDs in that range are absent from the source)
142
+ - **Archived:** 15,458 / 25,709 (60.1%)
143
+ - **Non-archived:** 10,251 / 25,709 (39.9%)
144
+ - **With publication date (`date_unix > 0`):** 14,858 (57.8%)
145
 
146
  ### 3.3 List-fields format note
147
 
 
161
 
162
  | Category | Articles | % |
163
  |---|---:|---:|
164
+ | New Fragrances | 8,747 | 34.0% |
165
+ | Fragrance Reviews | 6,161 | 24.0% |
166
+ | Niche Perfumery | 2,610 | 10.2% |
167
+ | Art Books Events | 1,638 | 6.4% |
168
+ | Columns | 1,485 | 5.8% |
169
+ | Fragrant Horoscope | 874 | 3.4% |
170
+ | Fragrance News | 801 | 3.1% |
171
+ | Interviews | 691 | 2.7% |
172
+ | Vintages | 453 | 1.8% |
173
+ | Raw Materials | 396 | 1.5% |
174
+
175
+ Remaining 1,853 articles span 35 smaller categories.
176
 
177
  ### 3.5 Date coverage
178
 
179
+ `date_unix == 0` for 10,851 articles (42.2%). Distribution by NID range:
180
 
181
  | NID range | Articles | with date | % | archived % |
182
  |---|---:|---:|---:|---:|
183
+ | 1 — 5,000 | 4,898 | 2 | 0.0% | 100% |
184
+ | 5,001 — 10,000 | 4,803 | 0 | 0.0% | 100% |
185
+ | 10,001 — 15,000 | 4,905 | 3,837 | 78.2% | 100% |
186
+ | 15,001 — 20,000 | 4,915 | 4,915 | 100% | 17.3% |
187
+ | 20,001 — 25,000 | 4,971 | 4,971 | 100% | 0% |
188
+ | 25,001 — 26,219 | 1,217 | 1,133 | 93.1% | 0% |
189
+
190
+ Of the 10,851 articles without date, 10,767 come from the archived legacy
191
+ template: 9,699 in NIDs 1–10,000 (all but 2 of the 9,701 there) and 1,068 in
192
  NIDs 10,001–15,000 (the remaining 22% of that range — the other 78% have
193
  recoverable visible-text dates). Fragrantika's old archived HTML does not
194
  embed any date marker (no `<time>`, no `<meta>`, no visible date string)
195
  for these. This is an upstream HTML limitation, not a parser issue.
196
+ The other 84 are recent non-archived articles (84 of the 250 with NID 25,970 and above) whose
197
+ date was not captured at collection time — a gap on our side, not an upstream limitation.
198
+ **Of the 10,251 non-archived articles, 10,167 have `date_unix` populated.**
199
 
200
  ---
201
 
 
216
  | 6 | `text` | `string` | NO | Comment body, plain text. |
217
  | 7 | `avatar_url` | `string` | NO | Full URL to author avatar (Fragrantika CDN). |
218
  | 8 | `gradient` | `string` | NO | CSS class for color badge (same scheme as `comments.parquet.gradient_class`). |
219
+ | 9 | `is_reply` | `bool` | NO | `True` if this comment is a reply to another comment (threaded discussion); `False` for root comments. 5.5% of rows are replies (15,312 / 277,446). |
220
 
221
  ### 4.2 Volumetrics
222
 
223
+ - **Total rows:** 277,446
224
+ - **Distinct NIDs:** 22,974 (89.4% of articles have at least one comment)
225
+ - **Replies:** 15,312 (5.5%)
226
  - **Average comments per article (in articles with comments):** 12.1
227
 
228
  ---
 
236
 
237
  ```
238
  ┌────────────────────────────────────────────────────────┐
239
+ │ merged_database.csv (existing, 140,946 perfumes) │
240
  │ ───────────────────── │
241
  �� PID ←──────────────────────┐ │
242
  │ Brand │ │
 
271
 
272
  ### 5.2 Linking comments to perfumes (PID)
273
 
274
+ Foreign key: **`comments.pid → merged_database.PID`** — every row joins except 48 reviews on 10 perfumes no longer in the catalogue.
275
 
276
  ```sql
277
  -- All English reviews for the perfume "Mugler Angel" (PID 704):
 
294
  ### 5.3 Linking news to perfumes (related_pids)
295
 
296
  Foreign key: **`news.related_pids → merged_database.PID`** — JSON-array
297
+ field; 126,428 references, of which 175 (0.14%) point to perfumes no longer in the catalogue.
298
 
299
  ```sql
300
  -- All news mentioning Aventus (PID 9828):
 
469
  | Check | Result |
470
  |---|:---:|
471
  | Duplicate rows by primary key (all 3 datasets) | 0 |
472
+ | FK integrity (`comments.pid → PID`) | 48 rows on 10 perfumes no longer in the catalogue |
473
+ | FK integrity (`news.related_pids → PID`) | 175 of 126,428 refs point to perfumes no longer in the catalogue |
474
  | FK integrity (`news_comments.nid → nid`) | 0 orphans |
475
+ | `comment_id` global uniqueness (`comments.parquet`) | 0 collisions over 5.0M rows |
476
  | HTML/CSS pollution in text fields | 0 |
477
  | Cloudflare challenge pages in data | 0 |
478
  | Mojibake / replacement char (U+FFFD) | 0 |
479
  | Language attribution accuracy (langdetect on sample) | >95% per language |
480
  | `news_comments.date_unix > 0` populated | 100% |
481
+ | `news.date_unix > 0` populated (non-archived) | 99.2% (10,167 / 10,251) |
482
 
483
  ### 7.1 Provenance
484
 
 
492
 
493
  ## 8. Known limitations (transparent disclosure)
494
 
495
+ 1. **News articles without dates (10,851 / 25,709 = 42.2%).**
496
  Fragrantika's archived HTML template does not embed any date marker
497
  (`<time>`, meta tag, or visible string). For these articles, `date_unix`
498
+ is `0`. The archived no-date subset is concentrated in NIDs 1–15,000: 9,699 of
499
+ 9,701 archived articles in NIDs 1–10,000 and 1,068 of 4,905 in NIDs
500
+ 10,001–15,000. (852 archived articles in NIDs 15,001–20,000 do have
501
+ dates.) In addition, 84 of the 250 newest non-archived articles (NID 25,970 and above)
502
+ were collected without their date; the remaining 10,167 of 10,251 non-archived
503
+ articles are dated.
504
 
505
  2. **`related_brands` matching gap (~12%).** Fragrantika has renamed
506
  ~50 brands over the years (e.g., `Christian Dior → Dior`); the captured
 
520
  (e.g., a "5/10" rating posted by the same author on multiple subdomains).
521
  These are real (Fragrantika's display behavior), not parser duplicates.
522
 
523
+ 5. **Comments PID coverage gap.** 43,097 perfumes (30.6%) have zero comments
524
+ in any language. In the May 2026 audit, checked against Fragrantika's `reviews_count` field,
525
+ 99.8% of zero-comment perfumes truly had zero reviews on the platform. A
526
  targeted re-collection of the 73 PIDs flagged as `reviews_count > 0`
527
  yet missing comments recovered 68 of them (305 new comments added);
528
  the remaining 5 PIDs have `reviews_count > 0` in Fragrantika's metadata
 
627
 
628
  | Field | Value |
629
  |---|---|
630
+ | Snapshot date | 2026-09-30 (v5.17) |
631
+ | Comments PID range | 1 — 143,475 |
632
+ | News NID range | 1 — 26,219 |
633
  | Schema version | v1 (8 / 16 / 9 fields respectively) |
634
  | Compression | zstd |
635
  | Format | Parquet 2.x |