Issues

• Replace deprecated AdamW from transformers with torch.optim.AdamW

  bug
  amzn/pecos#311 · Filter by author Lakshmi-bashyam opened on Jul 14, 2025

• Make Installable on Apple Silicon

  enhancement
  amzn/pecos#309 · Filter by author mdagost opened on May 21, 2025

• Expand Encoder-Classes in XTransformer to include ModernBERT

  enhancement
  amzn/pecos#307 · Filter by author mfakaehler opened on Mar 31, 2025

• Dose XRTransformer support relevance score of label

  amzn/pecos#306 · Filter by author xchen-chwy opened on Mar 4, 2025

• Cannot replicate the XR-Linear performance with TF-IDF features and a Fine-tune Embedding Model

  amzn/pecos#283 · Filter by author keshavgarg139 opened on Apr 5, 2024

• Integrate Low-rank adaptation (LoRA)

  enhancement
  amzn/pecos#280 · Filter by author pedroruas18 opened on Feb 21, 2024

• Floating point exception (core dumped) problem

  bug
  amzn/pecos#273 · Filter by author wykk00 opened on Dec 29, 2023

• Some confusion in pecos.utils.smat_utils.binarized

  enhancement
  amzn/pecos#265 · Filter by author denghj3 opened on Nov 22, 2023
  1

• Newlines in Tfidf vectorizer corpus cause runtime exceptions when loading a trained vectorizer

  bug
  amzn/pecos#263 · Filter by author grant-miller-faire opened on Oct 12, 2023
  1

• Training process freezes without using GPUs

  bug
  amzn/pecos#255 · Filter by author TOP-RX opened on Sep 24, 2023
  4

• FineTune on Custom Dataset

  enhancement
  amzn/pecos#254 · Filter by author sheoranhimansh opened on Sep 5, 2023

• Indexer as hierarchicalkmeans cannot get the correct label partition

  bug
  amzn/pecos#253 · Filter by author lan2720 opened on Aug 29, 2023

• How do I adjust parameter when the recall of a particular label is zero In Classification Task?

  enhancement
  amzn/pecos#252 · Filter by author 000namc opened on Jul 27, 2023

• Hyperparameter optimization/tuning

  enhancement
  amzn/pecos#250 · Filter by author pedroruas18 opened on Jul 25, 2023

• Trying to understand Cluster chain shape using hybrid indexer

  enhancement
  amzn/pecos#249 · Filter by author preetbawa opened on Jul 20, 2023
  5

• ValueError: len(params.neg_mining_chain)=4 != 3

  bug
  amzn/pecos#248 · Filter by author justinbuzzni opened on Jul 20, 2023
  1

• Perform inference in C++/Java

  enhancement
  amzn/pecos#246 · Filter by author goldenretriever98 opened on Jul 14, 2023
  1

• Add FINGER: Fast Inference for Graph-based Approximate Nearest Neighbor Search

  enhancement
  amzn/pecos#245 · Filter by author kno10 opened on Jul 13, 2023
  1

• Trying to use HybridIndexer for Label Indexing, run into issue where TrieWrapper has no attribute '_sorted'

  bug
  amzn/pecos#244 · Filter by author preetbawa opened on Jul 11, 2023
  14

• Xtransformer Predict - Threshold

  amzn/pecos#241 · Filter by author codemonk2023 opened on Jun 29, 2023
  4

• Extreme multi-label classification - Text data - training set size for a class

  amzn/pecos#239 · Filter by author codemonk2023 opened on Jun 29, 2023

• Indexer / Clustering hyperparameter tuning

  amzn/pecos#238 · Filter by author codemonk2023 opened on Jun 27, 2023
  4

• Why does the XR-Transformer require exceptional RAM on Amazon-670k (and in other large datasets)?

  bug
  amzn/pecos#223 · Filter by author celsofranssa opened on May 19, 2023
  3

• A problem when using the pecos model to train xtransformer

  bug
  amzn/pecos#218 · Filter by author xiaokening opened on May 9, 2023
  3