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Oleksiy Ostapenko

6 accepted papers

2026

DiffuMamba: High-Throughput Diffusion LMs with Mamba Backbone

ICML 2026poster

Diffusion language models (DLMs) have emerged as a promising alternative to autoregressive (AR) generation, yet their reliance on Transformer backbones limits inference efficiency due to quadratic attention or KV-cache overhead. We introduce DiffuMamba, a masked diffusion language model built on a b…

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
2021

Continual Learning via Local Module Composition

NeurIPS 2021poster

Modularity is a compelling solution to continual learning (CL), the problem of modeling sequences of related tasks. Learning and then composing modules to solve different tasks provides an abstraction to address the principal challenges of CL including catastrophic forgetting, backward and forward t…

2020

Online Fast Adaptation and Knowledge Accumulation (OSAKA): a New Approach to Continual Learning

NeurIPS 2020poster

Continual learning agents experience a stream of (related) tasks. The main challenge is that the agent must not forget previous tasks and also adapt to novel tasks in the stream. We are interested in the intersection of two recent continual-learning scenarios. In meta-continual learning, the model i…

2019

Learning to Remember: A Synaptic Plasticity Driven Framework for Continual Learning

CVPR 2019poster

Models trained in the context of continual learning (CL) should be able to learn from a stream of data over an undefined period of time. The main challenges herein are: 1) maintaining old knowledge while simultaneously benefiting from it when learning new tasks, and 2) guaranteeing model scalability…

Cited by 383PDFcodeScholar
2019

Prune Your Neurons Blindly: Neural Network Compression through Structured Class-blind Pruning

ICASSP 2019accepted

High performance of deep learning models typically comes at cost of considerable model size and computation time. These factors limit applicability for deployment on memory and battery constrained devices such as mobile phones or embedded systems. In this work, we propose a novel pruning technique t…

Cited by 0SourceScholar