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Lucas Caccia

12 accepted papers

2026

Gistify: Codebase-Level Understanding via Runtime Execution

ICLR 2026poster

As coding agents are increasingly deployed in large codebases, the need to automatically design challenging, codebase-level evaluation is central. We propose Gistify, a task where a coding LLM must create a single, minimal, self-contained file that can reproduce a specific functionality of a codebas…

Cited by 0SourceScholar
2026

Position: Modular Memory is the Key to Continual Learning Agents

ICML 2026spotlight

Foundation models have transformed machine learning through large-scale pretraining, massive parameterization, and increased test-time compute. Despite surpassing human performance in several domains, these models remain fundamentally limited in continuous operation, experience accumulation, and per…

Cited by 0SourceScholar
2025

A Modular Approach for Clinical SLMs Driven by Synthetic Data with Pre-Instruction Tuning, Model Merging, and Clinical-Tasks Alignment

ACL 2025long

High computation costs and latency of large language models such as GPT-4 have limited their deployment in clinical settings. Small language models (SLMs) offer a cost-effective alternative, but their limited capacity requires biomedical domain adaptation, which remains challenging. An additional bo…

Cited by 0SourcePDFScholar
2025

Learning to Solve Complex Problems via Dataset Decomposition

NeurIPS 2025poster

Curriculum learning is a class of training strategies that organizes the data being exposed to a model by difficulty, gradually from simpler to more complex examples. This research explores a reverse curriculum generation approach that recursively decomposes complex datasets into simpler, more lear…

Cited by 0SourceScholar
2024

Towards Modular LLMs by Building and Reusing a Library of LoRAs

ICML 2024poster

Given the increasing number of parameter-efficient adapters of large language models (LLMs), how can we reuse them to improve LLM performance on new tasks? We study how to best build a *library* of adapters given multi-task data and devise techniques for both *zero-shot* and *supervised* task genera…

Cited by 31SourcePDFScholar
2023

Building a Subspace of Policies for Scalable Continual Learning

ICLR 2023top-25%

The ability to continuously acquire new knowledge and skills is crucial for autonomous agents. Existing methods are typically based on either fixed-size models that struggle to learn a large number of diverse behaviors, or growing-size models that scale poorly with the number of tasks. In this work,…

2023

Guiding The Last Layer in Federated Learning with Pre-Trained Models

NeurIPS 2023poster

Federated Learning (FL) is an emerging paradigm that allows a model to be trained across a number of participants without sharing data. Recent works have begun to consider the effects of using pre-trained models as an initialization point for existing FL algorithms; however, these approaches ignore…

2023

Multi-Head Adapter Routing for Cross-Task Generalization

NeurIPS 2023poster

Parameter-efficient fine-tuning (PEFT) for cross-task generalization consists in pre-training adapters on a multi-task training set before few-shot adaptation to test tasks. Polytropon [Ponti et al., 2023] ($\texttt{Poly}$) jointly learns an inventory of adapters and a *routing* function that select…

2022

New Insights on Reducing Abrupt Representation Change in Online Continual Learning

ICLR 2022poster

In the online continual learning paradigm, agents must learn from a changing distribution while respecting memory and compute constraints. Experience Replay (ER), where a small subset of past data is stored and replayed alongside new data, has emerged as a simple and effective learning strategy. In…

Cited by 251SourcePDFScholar
2020

Language GANs Falling Short

ICLR 2020poster

Traditional natural language generation (NLG) models are trained using maximum likelihood estimation (MLE) which differs from the sample generation inference procedure. During training the ground truth tokens are passed to the model, however, during inference, the model instead reads its previously…

Cited by 265SourcecodeScholar
2020

Online Learned Continual Compression with Adaptive Quantization Modules

ICML 2020poster

We introduce and study the problem of Online Continual Compression, where one attempts to simultaneously learn to compress and store a representative dataset from a non i.i.d data stream, while only observing each sample once. A naive application of auto-encoder in this setting encounters a major ch…