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Conventional text classification models make a bag-of-words assumption reducing text into word occurrence counts per document. Recent algorithms such as word2vec are capable of learning semantic meaning and similarity between words in an…

计算与语言 · 计算机科学 2018-07-11 Vincent Major , Alisa Surkis , Yindalon Aphinyanaphongs

Transformer-based models have demonstrated significant success in various source code representation tasks. Nonetheless, traditional positional embeddings employed by these models inadequately capture the hierarchical structure intrinsic to…

机器学习 · 计算机科学 2025-07-08 Patryk Bartkowiak , Filip Graliński

In the process of numerically modeling natural languages, developing language embeddings is a vital step. However, it is challenging to develop functional embeddings for resource-poor languages such as Sinhala, for which sufficiently large…

计算与语言 · 计算机科学 2022-10-27 Gihan Weeraprameshwara , Vihanga Jayawickrama , Nisansa de Silva , Yudhanjaya Wijeratne

Multimodal classification requires robust integration of visual and textual signals, yet common fusion strategies are brittle and vulnerable to modality-specific noise. In this paper, we present \textsc{FLUID}-Flow-Latent Unified…

社会与信息网络 · 计算机科学 2025-08-18 Van Duc Cuong , Ta Dinh Tam , Tran Duc Chinh , Nguyen Thi Hanh

With a good code search engine, developers can reuse existing code snippets and accelerate software development process. Current code search methods can be divided into two categories: traditional information retrieval (IR) based and deep…

软件工程 · 计算机科学 2024-03-29 Fan Hu , Yanlin Wang , Lun Du , Xirong Li , Hongyu Zhang , Shi Han , Dongmei Zhang

Automation of support ticket classification is crucial to improve customer support performance and shortening resolution time for customer inquiries. This research aims to test the applicability of automated machine learning (AutoML) as a…

机器学习 · 计算机科学 2024-06-05 Mario Truss , Stephan Boehm

In-context learning enables language models (LM) to adapt to downstream data or tasks by incorporating few samples as demonstrations within the prompts. It offers strong performance without the expense of fine-tuning. However, the…

计算与语言 · 计算机科学 2024-10-15 Jian Gu , Aldeida Aleti , Chunyang Chen , Hongyu Zhang

Error detection (ED), which aims to identify incorrect or inconsistent cell values in tabular data, is important for ensuring data quality. Recent state-of-the-art ED methods leverage the pre-trained knowledge and semantic capability…

计算与语言 · 计算机科学 2025-12-09 Mengqi Wang , Jianwei Wang , Qing Liu , Xiwei Xu , Zhenchang Xing , Liming Zhu , Wenjie Zhang

Term weighting schemes often dominate the performance of many classifiers, such as kNN, centroid-based classifier and SVMs. The widely used term weighting scheme in text categorization, i.e., tf.idf, is originated from information retrieval…

机器学习 · 计算机科学 2012-06-07 Deqing Wang , Hui Zhang

Semantic typing aims at classifying tokens or spans of interest in a textual context into semantic categories such as relations, entity types, and event types. The inferred labels of semantic categories meaningfully interpret how machines…

计算与语言 · 计算机科学 2022-05-05 James Y. Huang , Bangzheng Li , Jiashu Xu , Muhao Chen

Accurately assessing image complexity (IC) is critical for computer vision, yet most existing methods rely solely on visual features and often neglect high-level semantic information, limiting their accuracy and generalization. We introduce…

计算机视觉与模式识别 · 计算机科学 2025-09-23 Shipeng Liu , Zhonglin Zhang , Dengfeng Chen , Liang Zhao

Expert finding is an important task in both industry and academia. It is challenging to rank candidates with appropriate expertise for various queries. In addition, different types of objects interact with one another, which naturally forms…

信息检索 · 计算机科学 2018-03-12 Huan Gui , Qi Zhu , Liyuan Liu , Aston Zhang , Jiawei Han

We present in this paper an efficient approach for acoustic scene classification by exploring the structure of class labels. Given a set of class labels, a category taxonomy is automatically learned by collectively optimizing a clustering…

多媒体 · 计算机科学 2016-07-27 Huy Phan , Lars Hertel , Marco Maass , Philipp Koch , Alfred Mertins

We investigate automatic interlinear glossing in low-resource settings. We augment a hard-attentional neural model with embedded translation information extracted from interlinear glossed text. After encoding these translations using large…

计算与语言 · 计算机科学 2024-03-14 Changbing Yang , Garrett Nicolai , Miikka Silfverberg

Search behaviour is characterised using synonymy and polysemy as users often want to search information based on meaning. Semantic representation strategies represent a move towards richer associative connections that can adequately capture…

信息检索 · 计算机科学 2026-02-06 Niall McCarroll , Kevin Curran , Eugene McNamee , Angela Clist , Andrew Brammer

The rapid growth of e-commerce requires robust multimodal representations that capture diverse signals from user-generated listings. Existing vision-language models (VLMs) typically align titles with primary images, i.e., single-view, but…

信息检索 · 计算机科学 2025-12-23 Xiwen Chen , Yen-Chieh Lien , Susan Liu , María Castaños , Abolfazl Razi , Xiaoting Zhao , Congzhe Su

Models for streaming speech translation (ST) can achieve high accuracy and low latency if they're developed with vast amounts of paired audio in the source language and written text in the target language. Yet, these text labels for the…

计算与语言 · 计算机科学 2024-10-08 Rui Zhao , Jinyu Li , Ruchao Fan , Matt Post

Item difficulty plays a crucial role in test performance, interpretability of scores, and equity for all test-takers, especially in large-scale assessments. Traditional approaches to item difficulty modeling rely on field testing and…

计算与语言 · 计算机科学 2025-09-30 Sydney Peters , Nan Zhang , Hong Jiao , Ming Li , Tianyi Zhou , Robert Lissitz

Entity search, i.e., finding the most similar entities to a query entity, faces unique challenges in e-commerce, where product similarity varies across categories and contexts. Traditional embedding-based approaches often struggle to…

信息检索 · 计算机科学 2026-05-01 Yilun Zhu , Nikhita Vedula , Shervin Malmasi

BERT-based information retrieval models are expensive, in both time (query latency) and computational resources (energy, hardware cost), making many of these models impractical especially under resource constraints. The reliance on a query…

信息检索 · 计算机科学 2021-09-14 Shengyao Zhuang , Guido Zuccon