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Jack Lanchantin

8 accepted papers

2026

LLM Pretraining with Continuous Concepts

ICLR 2026poster

Next token prediction has been the standard training objective used in large language model pretraining. Representations are learned as a result of optimizing for token-level perplexity. We propose Continuous Concept Mixing (CoCoMix), a novel pretraining framework that combines discrete next token p…

Cited by 0SourcecodeScholar
2026

OptimalThinkingBench: Evaluating Over and Underthinking in LLMs

ICLR 2026poster

Thinking LLMs solve complex tasks at the expense of increased compute and overthinking on simpler problems, while non-thinking LLMs are faster and cheaper but underthink on harder reasoning problems. This has led to the development of separate thinking and non-thinking LLM variants, leaving the onus…

Cited by 0SourcecodeScholar
2024

TOOLVERIFIER: Generalization to New Tools via Self-Verification

EMNLP 2024finding

Teaching language models to use tools is an important milestone towards building general assistants, but remains an open problem. While there has been significant progress on learning to use specific tools via fine-tuning, language models still struggle with learning how to robustly use new tools fr…

2023

A Data Source for Reasoning Embodied Agents

AAAI 2023technical

Recent progress in using machine learning models for reasoning tasks has been driven by novel model architectures, large-scale pre-training protocols, and dedicated reasoning datasets for fine-tuning. In this work, to further pursue these advances, we introduce a new data generator for machine reas…

2023

Learning to Reason and Memorize with Self-Notes

NeurIPS 2023poster

Large language models have been shown to struggle with multi-step reasoning, and do not retain previous reasoning steps for future use. We propose a simple method for solving both of these problems by allowing the model to take Self-Notes. Unlike recent chain-of-thought or scratchpad approaches, the…

2023

Robustness of Named-Entity Replacements for In-Context Learning

EMNLP 2023short findings

A key feature of modern large language models (LLMs) is their ability to perform in-context learning, a prompting technique where query- answer demonstrations are shown before the final query. This allows for generalization to novel distributions at inference time where the LLM can learn new rules w…

Cited by 0SourceScholar
2021

General Multi-Label Image Classification With Transformers

CVPR 2021poster

Multi-label image classification is the task of predicting a set of labels corresponding to objects, attributes or other entities present in an image. In this work we propose the Classification Transformer (C-Tran), a general framework for multi-label image classification that leverages Transformers…

Cited by 387PDFcodeScholar
2017

Attend and Predict: Understanding Gene Regulation by Selective Attention on Chromatin

NeurIPS 2017poster

The past decade has seen a revolution in genomic technologies that enabled a flood of genome-wide profiling of chromatin marks. Recent literature tried to understand gene regulation by predicting gene expression from large-scale chromatin measurements. Two fundamental challenges exist for such lea…