ShiftedBronzes / OpenOOD /openood /postprocessors /ash_postprocessor.py
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from typing import Any
import numpy as np
import torch
import torch.nn as nn
import torch.nn.functional as F
from .base_postprocessor import BasePostprocessor
class ASHPostprocessor(BasePostprocessor):
def __init__(self, config):
super(ASHPostprocessor, self).__init__(config)
self.args = self.config.postprocessor.postprocessor_args
self.percentile = self.args.percentile
self.args_dict = self.config.postprocessor.postprocessor_sweep
@torch.no_grad()
def postprocess(self, net: nn.Module, data: Any):
output = net.forward_threshold(data, self.percentile)
_, pred = torch.max(output, dim=1)
energyconf = torch.logsumexp(output.data.cpu(), dim=1)
return pred, energyconf
def set_hyperparam(self, hyperparam: list):
self.percentile = hyperparam[0]
def get_hyperparam(self):
return self.percentile