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To learn intrinsic low-dimensional structures from high-dimensional data that most discriminate between classes, we propose the principle of Maximal Coding Rate Reduction ($\text{MCR}^2$), an information-theoretic measure that maximizes the…

机器学习 · 计算机科学 2020-06-16 Yaodong Yu , Kwan Ho Ryan Chan , Chong You , Chaobing Song , Yi Ma

Disentangling the encodings of neural models is a fundamental aspect for improving interpretability, semantic control and downstream task performance in Natural Language Processing. Currently, most disentanglement methods are unsupervised…

计算与语言 · 计算机科学 2023-02-17 Danilo S. Carvalho , Giangiacomo Mercatali , Yingji Zhang , Andre Freitas

In this paper, we study representation learning for multi-task decision-making in non-stationary environments. We consider the framework of sequential linear bandits, where the agent performs a series of tasks drawn from distinct sets…

机器学习 · 计算机科学 2022-04-19 Yuzhen Qin , Tommaso Menara , Samet Oymak , ShiNung Ching , Fabio Pasqualetti

Given a learning problem with real-world tradeoffs, which cost function should the model be trained to optimize? This is the metric selection problem in machine learning. Despite its practical interest, there is limited formal guidance on…

机器学习 · 统计学 2022-08-22 Gaurush Hiranandani

We present a new method for searching optimal hyperparameters among several tasks and several criteria. Multi-Task Multi Criteria method (MTMC) provides several Pareto-optimal solutions, among which one solution is selected with given…

机器学习 · 计算机科学 2020-02-18 Kirill Akhmetzyanov , Alexander Yuzhakov

Learning compressed representations of multivariate time series (MTS) facilitates data analysis in the presence of noise and redundant information, and for a large number of variates and time steps. However, classical dimensionality…

神经与进化计算 · 计算机科学 2019-07-17 Filippo Maria Bianchi , Lorenzo Livi , Karl Øyvind Mikalsen , Michael Kampffmeyer , Robert Jenssen

There are a variety of choices to be made in both computer algebra systems (CASs) and satisfiability modulo theory (SMT) solvers which can impact performance without affecting mathematical correctness. Such choices are candidates for…

符号计算 · 计算机科学 2021-06-17 Dorian Florescu , Matthew England

Bilinear matrix inequality (BMI) problems in system and control designs are investigated in this paper. A solution method of reduction of variables (MRVs) is proposed. This method consists of a principle of variable classification, a…

系统与控制 · 电气工程与系统科学 2026-01-16 Wei-Yu Chiu

Multimodal representations that enable cross-modal retrieval are widely used. However, these often lack interpretability making it difficult to explain the retrieved results. Solutions such as learning sparse disentangled representations…

信息检索 · 计算机科学 2025-06-25 Prachi J , Sumit Bhatia , Srikanta Bedathur

We consider a simple approach to solving assortment optimization under the random utility maximization model. The approach uses Monte-Carlo simulation to construct a ranking-based choice model that serves as a proxy for the true choice…

最优化与控制 · 数学 2025-10-02 Hassaan Khalid , Bradley Sturt

Representation learning is important for solving sequence-to-sequence problems in natural language processing. Representation learning transforms raw data into vector-form representations while preserving their features. However, data with…

计算与语言 · 计算机科学 2023-01-12 Yunhao Yang , Zhaokun Xue , Andrew Whinston

Interpretable classifiers have recently witnessed an increase in attention from the data mining community because they are inherently easier to understand and explain than their more complex counterparts. Examples of interpretable…

机器学习 · 计算机科学 2019-11-01 Hugo M. Proença , Matthijs van Leeuwen

Collaborative representation-based classification (CRC) has demonstrated remarkable progress in the past few years because of its closed-form analytical solutions. However, the existing CRC methods are incapable of processing the nonlinear…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Li Chu , Rui Wang , Xiao-Jun Wu

While model serving has unlocked unprecedented capabilities, the high cost of serving large-scale models continues to be a significant barrier to widespread accessibility and rapid innovation. Compiler optimizations have long driven…

机器学习 · 计算机科学 2026-02-05 Annabelle Sujun Tang , Christopher Priebe , Rohan Mahapatra , Lianhui Qin , Hadi Esmaeilzadeh

Standard meta-learning for representation learning aims to find a common representation to be shared across multiple tasks. The effectiveness of these methods is often limited when the nuances of the tasks' distribution cannot be captured…

机器学习 · 计算机科学 2021-03-31 Giulia Denevi , Massimiliano Pontil , Carlo Ciliberto

Large language models (LM) based on Transformers allow to generate plausible long texts. In this paper, we explore how this generation can be further controlled at decoding time to satisfy certain constraints (e.g. being non-toxic,…

计算与语言 · 计算机科学 2022-05-05 Antoine Chaffin , Vincent Claveau , Ewa Kijak

High\-cardinality categorical variables pose significant challenges in machine learning, particularly in terms of computational efficiency and model interpretability. Traditional one\-hot encoding often results in high\-dimensional sparse…

机器学习 · 计算机科学 2025-01-13 Zixuan Liang

Many complicated real-world tasks can be broken down into smaller, more manageable parts, and planning with prior knowledge extracted from these simplified pieces is crucial for humans to make accurate decisions. However, replicating this…

人工智能 · 计算机科学 2024-05-21 Jingqing Ruan , Kaishen Wang , Qingyang Zhang , Dengpeng Xing , Bo Xu

Currently, knowledge discovery in databases is an essential step to identify valid, novel and useful patterns for decision making. There are many real-world scenarios, such as bankruptcy prediction, option pricing or medical diagnosis,…

One of the long-standing challenges in lexical semantics consists in learning representations of words which reflect their semantic properties. The remarkable success of word embeddings for this purpose suggests that high-quality…

计算与语言 · 计算机科学 2021-06-16 Yixiao Wang , Zied Bouraoui , Luis Espinosa Anke , Steven Schockaert