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Clustering is a fundamental learning task widely used as a first step in data analysis. For example, biologists use cluster assignments to analyze genome sequences, medical records, or images. Since downstream analysis is typically…

机器学习 · 计算机科学 2024-06-11 Jonathan Svirsky , Ofir Lindenbaum

Partitioning large machine learning models across distributed accelerator systems is a complex process, requiring a series of interdependent decisions that are further complicated by internal sharding ambiguities. Consequently, existing…

Dictionary learning and component analysis are part of one of the most well-studied and active research fields, at the intersection of signal and image processing, computer vision, and statistical machine learning. In dictionary learning,…

机器学习 · 统计学 2017-07-27 Mehdi Bahri , Yannis Panagakis , Stefanos Zafeiriou

Retrieval-Augmented Generation (RAG) helps large language models (LLMs) answer knowledge-intensive and time-sensitive questions by conditioning generation on external evidence. However, most RAG systems still retrieve unstructured chunks…

计算与语言 · 计算机科学 2026-03-11 Jiashuo Sun , Yixuan Xie , Jimeng Shi , Shaowen Wang , Jiawei Han

Information representation as tables are compact and concise method that eases searching, indexing, and storage requirements. Extracting and cloning tables from parsable documents is easier and widely used, however industry still faces…

信息检索 · 计算机科学 2020-10-20 Smita Pallavi , Raj Ratn Pranesh , Sumit Kumar

Conditional random field (CRF) and Structural Support Vector Machine (Structural SVM) are two state-of-the-art methods for structured prediction which captures the interdependencies among output variables. The success of these methods is…

机器学习 · 计算机科学 2015-03-19 Qi Mao , Ivor W. Tsang

Tabular structures are used to present crucial information in a structured and crisp manner. Detection of such regions is of great importance for proper understanding of a document. Tabular structures can be of various layouts and types.…

计算机视觉与模式识别 · 计算机科学 2020-08-28 Soumyadeep Dey , Jayanta Mukhopadhyay , Shamik Sural

Table detection is the task of classifying and localizing table objects within document images. With the recent development in deep learning methods, we observe remarkable success in table detection. However, a significant amount of labeled…

计算机视觉与模式识别 · 计算机科学 2023-05-09 Tahira Shehzadi , Khurram Azeem Hashmi , Didier Stricker , Marcus Liwicki , Muhammad Zeshan Afzal

Semantic image segmentation is an important computer vision task that is difficult because it consists of both recognition and segmentation. The task is often cast as a structured output problem on an exponentially large output-space, which…

计算机视觉与模式识别 · 计算机科学 2017-09-07 Payman Yadollahpour

Decision-making in complex systems often relies on machine learning models, yet highly accurate models such as XGBoost and neural networks can obscure the reasoning behind their predictions. In operations research applications,…

机器学习 · 计算机科学 2025-02-28 Gaurav Arwade , Sigurdur Olafsson

Decomposing complex time series into trend, seasonality, and remainder components is an important task to facilitate time series anomaly detection and forecasting. Although numerous methods have been proposed, there are still many time…

机器学习 · 计算机科学 2018-12-06 Qingsong Wen , Jingkun Gao , Xiaomin Song , Liang Sun , Huan Xu , Shenghuo Zhu

The increased availability of the multi-view data (data on the same samples from multiple sources) has led to strong interest in models based on low-rank matrix factorizations. These models represent each data view via shared and individual…

机器学习 · 统计学 2021-04-01 Irina Gaynanova , Gen Li

The output structure of database-like tables, consisting of values structured in horizontal rows and vertical columns identifiable by name, can cover a wide range of NLP tasks. Following this constatation, we propose a framework for…

Embedding-based retrieval (EBR) methods are widely used in modern recommender systems thanks to its simplicity and effectiveness. However, along the journey of deploying and iterating on EBR in production, we still identify some fundamental…

信息检索 · 计算机科学 2023-02-07 Yuan Zhang , Xue Dong , Weijie Ding , Biao Li , Peng Jiang , Kun Gai

We present the first deterministic, finite-step algorithm for exact tensor ring (TR) decomposition, addressing an open question about the existence of such procedures. Our method leverages blockwise simultaneous diagonalization to recover…

数值分析 · 数学 2025-12-02 Han Chen , Sitan Chen , Anru R. Zhang

Semi-structured knowledge bases (SKBs) embed textual documents in a typed graph of entities and relations, and underpin applications such as product search, academic paper search, and precision-medicine inquiries. Existing hybrid retrieval…

信息检索 · 计算机科学 2026-05-29 Yicheng Tao , Yiqun Wang , Xiangchen Song , Xin Luo , Kai Liu , Jie Liu

This paper proposes a novel algorithm for the problem of structural image segmentation through an interactive model-based approach. Interaction is expressed in the model creation, which is done according to user traces drawn over a given…

计算机视觉与模式识别 · 计算机科学 2008-05-16 Alexandre Noma , Ana B. V. Graciano , Luis Augusto Consularo , Roberto M. Cesar-Jr , Isabelle Bloch

In this paper, we propose a simple and strong framework for Tracking Any Point with TRansformers (TAPTR). Based on the observation that point tracking bears a great resemblance to object detection and tracking, we borrow designs from…

计算机视觉与模式识别 · 计算机科学 2024-03-21 Hongyang Li , Hao Zhang , Shilong Liu , Zhaoyang Zeng , Tianhe Ren , Feng Li , Lei Zhang

Modeling semantic and structural information from tabular data remains a core challenge for effective table understanding. Existing Table-as-Text approaches flatten tables for large language models (LLMs), but lose crucial structural cues,…

计算与语言 · 计算机科学 2026-02-12 Xiaobo Xing , Wei Yuan , Tong Chen , Quoc Viet Hung Nguyen , Xiangliang Zhang , Hongzhi Yin

Recent advancements in robotic grasping have led to its integration as a core module in many manipulation systems. For instance, language-driven semantic segmentation enables the grasping of any designated object or object part. However,…

机器人学 · 计算机科学 2025-07-09 Yun Du , Mengao Zhao , Tianwei Lin , Yiwei Jin , Chaodong Huang , Zhizhong Su