activity
20192026
most citedBag of Color Features For Color Constancy

34 citations · 70 across the 23 of their papers we have counts for

collaborators

28 papers

cs.CL2026

JevGPT: Thinking Fast and Slow in Autonomous Research

Yasheng Sun, Yanning Dai, Yimeng Chen +9

Autonomous research agents must acquire and reason over evidence within a limited budget. Yet relevant sources can remain uninspected or unused, leaving a gap between retrieval cov…

cs.AI2026

History Replays Itself: Unleashing Long-Context Capability in Linear Attention

Li Nanbo, Firas Laakom, Yilan Zhang +10

Linear attention promises the efficiency needed for long-context language modelling, yet its fixed-size recurrent state must simultaneously support ongoing computation and preserve…

cs.LG2026

Creation begins with understanding: LLMs as strategy designers for privacy-preserving tabular data synthesis

Jinmeng Li, Quan Zhang, Hangting Ye +4

Sharing tabular data in high-stakes domains is constrained by privacy regulations. Synthetic data offer a promising alternative, but deep generative models are costly to train and…

cs.CL2026

How Much Can We Trust LLM Search Agents? Measuring Endorsement Vulnerability to Web Content Manipulation

Yimeng Chen, Zhe Ren, Firas Laakom +3

Large language model (LLM)-based search agents synthesize open-web content into actionable recommendations on behalf of users, creating a risk that attacker-published pages are tra…

cs.SE2026

Planning to Explore: Curiosity-Driven Planning for LLM Test Generation

Alfonso Amayuelas, Firas Laakom, Piotr Piękos +5

The use of LLMs for code generation has naturally extended to code testing and evaluation. As codebases grow in size and complexity, so does the need for automated test generation.…

cs.AI2025

Huxley-Gödel Machine: Human-Level Coding Agent Development by an Approximation of the Optimal Self-Improving Machine

Wenyi Wang, Piotr Piękos, Li Nanbo +5

Recent studies operationalize self-improvement through coding agents that edit their own codebases. They grow a tree of self-modifications through expansion strategies that favor h…

cs.CL2025

Global PIQA: Evaluating Commonsense Reasoning Across 100+ Languages and Cultures

Tyler A. Chang, Catherine Arnett, Abdelrahman Sadallah +377

To date, there exist almost no culturally-specific evaluation benchmarks for large language models (LLMs) that cover a large number of languages and cultures. In this paper, we pre…

cs.LG2025

PhysGym: Benchmarking LLMs in Interactive Physics Discovery with Controlled Priors

Yimeng Chen, Piotr Piȩkos, Mateusz Ostaszewski +2

Evaluating the scientific discovery capabilities of large language model based agents, particularly how they cope with varying environmental complexity and utilize prior knowledge,…

cs.LG2025

Fairness Overfitting in Machine Learning: An Information-Theoretic Perspective

Firas Laakom, Haobo Chen, Jürgen Schmidhuber +1

Despite substantial progress in promoting fairness in high-stake applications using machine learning models, existing methods often modify the training process, such as through reg…

cs.AI2024

FACTS: A Factored State-Space Framework For World Modelling

Li Nanbo, Firas Laakom, Yucheng Xu +2

World modelling is essential for understanding and predicting the dynamics of complex systems by learning both spatial and temporal dependencies. However, current frameworks, such…

cs.CV2024

Pixel-Wise Color Constancy via Smoothness Techniques in Multi-Illuminant Scenes

Umut Cem Entok, Firas Laakom, Farhad Pakdaman +1

Most scenes are illuminated by several light sources, where the traditional assumption of uniform illumination is invalid. This issue is ignored in most color constancy methods, pr…

cs.LG2024

Class-wise Generalization Error: an Information-Theoretic Analysis

Firas Laakom, Yuheng Bu, Moncef Gabbouj

Existing generalization theories of supervised learning typically take a holistic approach and provide bounds for the expected generalization over the whole data distribution, whic…

cs.LG2023★ 2 cited

Convolutional autoencoder-based multimodal one-class classification

Firas Laakom, Fahad Sohrab, Jenni Raitoharju +2

One-class classification refers to approaches of learning using data from a single class only. In this paper, we propose a deep learning one-class classification method suitable fo…

cs.LG2023

Newton Method-based Subspace Support Vector Data Description

Fahad Sohrab, Firas Laakom, Moncef Gabbouj

In this paper, we present an adaptation of Newton's method for the optimization of Subspace Support Vector Data Description (S-SVDD). The objective of S-SVDD is to map the original…

cs.LG2023★ 1 cited

On Feature Diversity in Energy-based Models

Firas Laakom, Jenni Raitoharju, Alexandros Iosifidis +1

Energy-based learning is a powerful learning paradigm that encapsulates various discriminative and generative approaches. An energy-based model (EBM) is typically formed of inner-m…

cs.LG2023

WLD-Reg: A Data-dependent Within-layer Diversity Regularizer

Firas Laakom, Jenni Raitoharju, Alexandros Iosifidis +1

Neural networks are composed of multiple layers arranged in a hierarchical structure jointly trained with a gradient-based optimization, where the errors are back-propagated from t…

cs.CV2022★ 1 cited

Efficient CNN with uncorrelated Bag of Features pooling

Firas Laakom, Jenni Raitoharju, Alexandros Iosifidis +1

Despite the superior performance of CNN, deploying them on low computational power devices is still limited as they are typically computationally expensive. One key cause of the hi…

cs.LG2022

Non-Linear Spectral Dimensionality Reduction Under Uncertainty

Firas Laakom, Jenni Raitoharju, Nikolaos Passalis +2

In this paper, we consider the problem of non-linear dimensionality reduction under uncertainty, both from a theoretical and algorithmic perspectives. Since real-world data usually…

cs.CV2022★ 1 cited

Reducing Redundancy in the Bottleneck Representation of the Autoencoders

Firas Laakom, Jenni Raitoharju, Alexandros Iosifidis +1

Autoencoders are a type of unsupervised neural networks, which can be used to solve various tasks, e.g., dimensionality reduction, image compression, and image denoising. An AE has…

cs.CV2021★ 3 cited

Learning to ignore: rethinking attention in CNNs

Firas Laakom, Kateryna Chumachenko, Jenni Raitoharju +2

Recently, there has been an increasing interest in applying attention mechanisms in Convolutional Neural Networks (CNNs) to solve computer vision tasks. Most of these methods learn…

eess.IV2021

Robust channel-wise illumination estimation

Firas Laakom, Jenni Raitoharju, Jarno Nikkanen +2

Recently, Convolutional Neural Networks (CNNs) have been widely used to solve the illuminant estimation problem and have often led to state-of-the-art results. Standard approaches…

cs.LG2021

Learning distinct features helps, provably

Firas Laakom, Jenni Raitoharju, Alexandros Iosifidis +1

We study the diversity of the features learned by a two-layer neural network trained with the least squares loss. We measure the diversity by the average -distance between the…

cs.LG2020★ 3 cited

Graph Embedding with Data Uncertainty

Firas Laakom, Jenni Raitoharju, Nikolaos Passalis +2

spectral-based subspace learning is a common data preprocessing step in many machine learning pipelines. The main aim is to learn a meaningful low dimensional embedding of the data…

cs.CV2020

Monte Carlo Dropout Ensembles for Robust Illumination Estimation

Firas Laakom, Jenni Raitoharju, Alexandros Iosifidis +2

Computational color constancy is a preprocessing step used in many camera systems. The main aim is to discount the effect of the illumination on the colors in the scene and restore…