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Word embeddings are effective intermediate representations for capturing semantic regularities between words, when learning the representations of text sequences. We propose to view text classification as a label-word joint embedding…

Computation and Language · Computer Science 2018-05-14 Guoyin Wang , Chunyuan Li , Wenlin Wang , Yizhe Zhang , Dinghan Shen , Xinyuan Zhang , Ricardo Henao , Lawrence Carin

Traditional supervised learning makes the closed-world assumption that the classes appeared in the test data must have appeared in training. This also applies to text learning or text classification. As learning is used increasingly in…

Computation and Language · Computer Science 2017-09-27 Lei Shu , Hu Xu , Bing Liu

We present a very simple, unsupervised method for the pairwise matching of documents from heterogeneous collections. We demonstrate our method with the Concept-Project matching task, which is a binary classification task involving pairs of…

Computation and Language · Computer Science 2019-04-30 Mark-Christoph Müller

Considering that words with different characteristic in the text have different importance for classification, grouping them together separately can strengthen the semantic expression of each part. Thus we propose a new text representation…

Computation and Language · Computer Science 2019-06-19 Xiaoye Tan , Rui Yan , Chongyang Tao , Mingrui Wu

Based on the observation that semantic segmentation errors are partially predictable, we propose a compact formulation using confusion statistics of the trained classifier to refine (re-estimate) the initial pixel label hypotheses. The…

Computer Vision and Pattern Recognition · Computer Science 2018-01-24 James W. Davis , Christopher Menart , Muhammad Akbar , Roman Ilin

In text classification, dictionaries can be used to define human-comprehensible features. We propose an improvement to dictionary features called smoothed dictionary features. These features recognize document contexts instead of n-grams.…

Computation and Language · Computer Science 2016-06-27 Camille Jandot , Patrice Simard , Max Chickering , David Grangier , Jina Suh

The aim of this work is to explore new methodologies on Semantic Parsing for unrestricted texts. Our approach follows the current trends in Information Extraction (IE) and is based on the application of a verbal subcategorization lexicon…

Computation and Language · Computer Science 2007-05-23 Jordi Atserias , Irene Castellon , Montse Civit , German Rigau

In this paper, we give an overview of the semantic gap problem in multimedia and discuss how machine learning and symbolic AI can be combined to narrow this gap. We describe the gap in terms of a classical architecture for multimedia…

Artificial Intelligence · Computer Science 2019-12-03 Marcio Ferreira Moreno , Guilherme Lima , Rodrigo Costa Mesquita Santos , Roberto Azevedo , Markus Endler

The exponential growth of textual data presents substantial challenges in management and analysis, notably due to high storage and processing costs. Text classification, a vital aspect of text mining, provides robust solutions by enabling…

Computation and Language · Computer Science 2025-01-22 Kamal Taha , Paul D. Yoo , Chan Yeun , Aya Taha

Keyword-based information processing has limitations due to simple treatment of words. In this paper, we introduce named entities as objectives into document clustering, which are the key elements defining document semantics and in many…

Information Retrieval · Computer Science 2018-07-23 Tru H. Cao , Vuong M. Ngo , Dung T. Hong , Tho T. Quan

We present in this paper an intelligent video data visualization tool, based on semantic classification, for retrieving and exploring a large scale corpus of videos. Our work is based on semantic classification resulting from semantic…

Information Retrieval · Computer Science 2012-09-07 Jamel Slimi , Anis Ben Ammar , Adel M. Alimi

Classification is a common AI problem, and vector search is a typical solution. This transforms a given body of text into a numerical representation, known as an embedding, and modern improvements to vector search focus on optimising speed…

Information Retrieval · Computer Science 2025-06-04 Lee Harris

Text classification, a core component of task-oriented dialogue systems, attracts continuous research from both the research and industry community, and has resulted in tremendous progress. However, existing method does not consider the use…

Computation and Language · Computer Science 2022-12-16 Yifeng Xie

With the increase of information, document classification as one of the methods of text mining, plays vital role in many management and organizing information. Document classification is the process of assigning a document to one or more…

Information Retrieval · Computer Science 2014-12-30 Saeed Parseh , Ahmad Baraani

Text classification is essential for organizing unstructured text. Traditional methods rely on human annotations or, more recently, a set of class seed words for supervision, which can be costly, particularly for specialized or emerging…

Computation and Language · Computer Science 2023-10-31 Priyanka Kargupta , Tanay Komarlu , Susik Yoon , Xuan Wang , Jiawei Han

This paper presents a new approach for measuring semantic similarity/distance between words and concepts. It combines a lexical taxonomy structure with corpus statistical information so that the semantic distance between nodes in the…

cmp-lg · Computer Science 2008-02-03 Jay J. Jiang , David W. Conrath

The exponential growth of scientific publications in recent years has posed a significant challenge in effective and efficient categorization. This paper introduces a novel approach that combines instance-based learning and ensemble…

Digital Libraries · Computer Science 2024-09-24 Fang Zhang , Shengli Wu

Text Categorization (TC), also known as Text Classification, is the task of automatically classifying a set of text documents into different categories from a predefined set. If a document belongs to exactly one of the categories, it is a…

Information Retrieval · Computer Science 2014-06-09 Vishwanath Bijalwan , Pinki Kumari , Jordan Pascual , Vijay Bhaskar Semwal

Text semantic segmentation involves partitioning a document into multiple paragraphs with continuous semantics based on the subject matter, contextual information, and document structure. Traditional approaches have typically relied on…

Computation and Language · Computer Science 2025-04-03 Tongke Ni , Yang Fan , Junru Zhou , Xiangping Wu , Qingcai Chen

The fact that there exists a gap between low-level features and semantic meanings of images, called the semantic gap, is known for decades. Resolution of the semantic gap is a long standing problem. The semantic gap problem is reviewed and…

Computer Vision and Pattern Recognition · Computer Science 2022-04-12 Jiali Duan , C. -C. Jay Kuo