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While model architecture and training objectives are well-studied, tokenization, particularly in multilingual contexts, remains a relatively neglected aspect of Large Language Model (LLM) development. Existing tokenizers often exhibit high…

Legal case retrieval, which aims to retrieve relevant cases to a given query case, benefits judgment justice and attracts increasing attention. Unlike generic retrieval queries, legal case queries are typically long and the definition of…

信息检索 · 计算机科学 2023-12-07 Youchao Zhou , Heyan Huang , Zhijing Wu

The ubiquitous availability of computing devices and the widespread use of the internet have generated a large amount of data continuously. Therefore, the amount of available information on any given topic is far beyond humans' processing…

人工智能 · 计算机科学 2023-07-11 Samira Ghodratnama

Cross-lingual document search is an information retrieval task in which the queries' language differs from the documents' language. In this paper, we study the instability of neural document search models and propose a novel end-to-end…

信息检索 · 计算机科学 2020-11-03 Jiapeng Liu , Xiao Zhang , Dan Goldwasser , Xiao Wang

Document similarity is the problem of estimating the degree to which a given pair of documents has similar semantic content. An accurate document similarity measure can improve several enterprise relevant tasks such as document clustering,…

计算与语言 · 计算机科学 2017-11-15 Gaurav Maheshwari , Priyansh Trivedi , Harshita Sahijwani , Kunal Jha , Sourish Dasgupta , Jens Lehmann

Topic modeling is commonly used to analyze and understand large document collections. However, in practice, users want to focus on specific aspects or "targets" rather than the entire corpus. For example, given a large collection of…

信息检索 · 计算机科学 2019-07-30 Hannah Kim , Dongjin Choi , Barry Drake , Alex Endert , Haesun Park

Topic modeling has emerged as a dominant method for exploring large document collections. Recent approaches to topic modeling use large contextualized language models and variational autoencoders. In this paper, we propose a negative…

计算与语言 · 计算机科学 2023-03-28 Suman Adhya , Avishek Lahiri , Debarshi Kumar Sanyal , Partha Pratim Das

Text summarization condenses a text to a shorter version while retaining the important informations. Abstractive summarization is a recent development that generates new phrases, rather than simply copying or rephrasing sentences within the…

计算与语言 · 计算机科学 2018-02-06 André Cibils , Claudiu Musat , Andreea Hossman , Michael Baeriswyl

This paper presents a methodology for summarization from multiple documents which are about a specific topic. It is based on the specification and identification of the cross-document relations that occur among textual elements within those…

计算与语言 · 计算机科学 2016-08-31 Stergos D. Afantenos , Irene Doura , Eleni Kapellou , Vangelis Karkaletsis

We present a study of morphological irregularity. Following recent work, we define an information-theoretic measure of irregularity based on the predictability of forms in a language. Using a neural transduction model, we estimate this…

计算与语言 · 计算机科学 2019-06-28 Shijie Wu , Ryan Cotterell , Timothy J. O'Donnell

Now a days, the text document is spontaneously increasing over the internet, e-mail and web pages and they are stored in the electronic database format. To arrange and browse the document it becomes difficult. To overcome such problem the…

计算与语言 · 计算机科学 2013-03-05 Leena H. Patil , Mohammed Atique

Scientific literature is increasingly siloed by complex language, static disciplinary structures, and potentially sparse keyword systems, making it cumbersome to capture the dynamic nature of modern science. This study addresses these…

数字图书馆 · 计算机科学 2025-10-21 Mason Smetana , Lev Khazanovich

Exponential growth of the web increased the importance of web document classification and data mining. To get the exact information, in the form of knowing what classes a web document belongs to, is expensive. Automatic classification of…

信息检索 · 计算机科学 2014-06-24 R. K. Roul , S. K. Sahay

We present a training method with linguistic speech regularization that improves the robustness of spontaneous speech synthesis methods with filled pause (FP) insertion. Spontaneous speech synthesis is aimed at producing speech with…

声音 · 计算机科学 2023-09-20 Yuta Matsunaga , Takaaki Saeki , Shinnosuke Takamichi , Hiroshi Saruwatari

Topic models have been widely used to learn text representations and gain insight into document corpora. To perform topic discovery, most existing neural models either take document bag-of-words (BoW) or sequence of tokens as input followed…

计算与语言 · 计算机科学 2021-07-12 Madhur Panwar , Shashank Shailabh , Milan Aggarwal , Balaji Krishnamurthy

We present a novel divide-and-conquer method for the neural summarization of long documents. Our method exploits the discourse structure of the document and uses sentence similarity to split the problem into an ensemble of smaller…

计算与语言 · 计算机科学 2020-09-24 Alexios Gidiotis , Grigorios Tsoumakas

It has been claimed that within a language, morphologically irregular words are more likely to be phonotactically simple and morphologically regular words are more likely to be phonotactically complex. This inverse correlation has been…

计算与语言 · 计算机科学 2024-06-11 Amanda Doucette , Ryan Cotterell , Morgan Sonderegger , Timothy J. O'Donnell

There is growing body of learning problems for which it is natural to organize the parameters into matrix, so as to appropriately regularize the parameters under some matrix norm (in order to impose some more sophisticated prior knowledge).…

机器学习 · 计算机科学 2010-10-19 Sham M. Kakade , Shai Shalev-Shwartz , Ambuj Tewari

Query Expansion (QE) enriches queries and Document Expansion (DE) enriches documents, and these two techniques are often applied separately. However, such separate application may lead to semantic misalignment between the expanded queries…

信息检索 · 计算机科学 2025-12-22 Yu Yang , Feng Tian , Ping Chen

Full-text search engines are important tools for information retrieval. In a proximity full-text search, a document is relevant if it contains query terms near each other, especially if the query terms are frequently occurring words. For…

信息检索 · 计算机科学 2020-09-09 Alexander B. Veretennikov