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Modern language models are internally -- and mathematically -- distributions over $\it{token}$ strings rather than $\it{character}$ strings, posing numerous challenges for programmers building user applications on top of them. For example,…

Computation and Language · Computer Science 2025-06-11 Tim Vieira , Ben LeBrun , Mario Giulianelli , Juan Luis Gastaldi , Brian DuSell , John Terilla , Timothy J. O'Donnell , Ryan Cotterell

The presence of sarcasm in conversational systems and social media like chatbots, Facebook, Twitter, etc. poses several challenges for downstream NLP tasks. This is attributed to the fact that the intended meaning of a sarcastic text is…

Computation and Language · Computer Science 2022-02-08 Aditya Shah , Chandresh Kumar Maurya

We present a Character-Word Long Short-Term Memory Language Model which both reduces the perplexity with respect to a baseline word-level language model and reduces the number of parameters of the model. Character information can reveal…

Computation and Language · Computer Science 2017-04-11 Lyan Verwimp , Joris Pelemans , Hugo Van hamme , Patrick Wambacq

Video captioning aims to generate natural language descriptions according to the content, where representation learning plays a crucial role. Existing methods are mainly developed within the supervised learning framework via word-by-word…

Computer Vision and Pattern Recognition · Computer Science 2022-03-11 Hanhua Ye , Guorong Li , Yuankai Qi , Shuhui Wang , Qingming Huang , Ming-Hsuan Yang

We propose the hierarchical recursive neural network (HERO) to predict fake news by learning its linguistic style, which is distinguishable from the truth, as psychological theories reveal. We first generate the hierarchical linguistic tree…

Computation and Language · Computer Science 2023-01-10 Xinyi Zhou , Jiayu Li , Qinzhou Li , Reza Zafarani

Traditional recommender systems encounter several challenges such as data sparsity and unexplained recommendation. To address these challenges, many works propose to exploit semantic information from review data. However, these methods have…

Information Retrieval · Computer Science 2020-10-16 Jiahui Wen , Jingwei Ma , Hongkui Tu , Wei Yin , Jian Fang

Character language models have access to surface morphological patterns, but it is not clear whether or how they learn abstract morphological regularities. We instrument a character language model with several probes, finding that it can…

Computation and Language · Computer Science 2018-09-05 Yova Kementchedjhieva , Adam Lopez

Language identification of social media text has been an interesting problem of study in recent years. Social media messages are predominantly in code mixed in non-English speaking states. Prior knowledge by pre-training contextual…

Computation and Language · Computer Science 2021-07-05 Mohd Zeeshan Ansari , M M Sufyan Beg , Tanvir Ahmad , Mohd Jazib Khan , Ghazali Wasim

This chapter critically examines the potential contributions of modern language models to theoretical linguistics. Despite their focus on engineering goals, these models' ability to acquire sophisticated linguistic knowledge from mere…

Computation and Language · Computer Science 2024-08-15 Raphaël Millière

Social media features substantial stylistic variation, raising new challenges for syntactic analysis of online writing. However, this variation is often aligned with author attributes such as age, gender, and geography, as well as more…

Computation and Language · Computer Science 2018-04-23 Murali Raghu Babu Balusu , Taha Merghani , Jacob Eisenstein

Code-switching (CS) is common in daily conversations where more than one language is used within a sentence. The difficulties of CS speech recognition lie in alternating languages and the lack of transcribed data. Therefore, this paper uses…

Computation and Language · Computer Science 2021-10-08 Liang-Hsuan Tseng , Yu-Kuan Fu , Heng-Jui Chang , Hung-yi Lee

In hierarchical text classification, we perform a sequence of inference steps to predict the category of a document from top to bottom of a given class taxonomy. Most of the studies have focused on developing novels neural network…

Computation and Language · Computer Science 2020-05-25 Kervy Rivas Rojas , Gina Bustamante , Arturo Oncevay , Marco A. Sobrevilla Cabezudo

Neural language models (LMs) are typically trained using only lexical features, such as surface forms of words. In this paper, we argue this deprives the LM of crucial syntactic signals that can be detected at high confidence using existing…

Computation and Language · Computer Science 2018-03-13 Duncan Blythe , Alan Akbik , Roland Vollgraf

Text classification helps analyse texts for semantic meaning and relevance, by mapping the words against this hierarchy. An analysis of various types of texts is invaluable to understanding both their semantic meaning, as well as their…

Machine Learning · Computer Science 2022-11-16 Chaitanya Chadha , Vandit Gupta , Deepak Gupta , Ashish Khanna

Documents are composed of smaller pieces - paragraphs, sentences, and tokens - that have complex relationships between one another. Sentiment classification models that take into account the structure inherent in these documents have a…

Computation and Language · Computer Science 2022-02-03 Jeremy Barnes , Vinit Ravishankar , Lilja Øvrelid , Erik Velldal

A new language model for speech recognition inspired by linguistic analysis is presented. The model develops hidden hierarchical structure incrementally and uses it to extract meaningful information from the word history - thus enabling the…

Computation and Language · Computer Science 2007-05-23 Ciprian Chelba , Frederick Jelinek

Video recognition remains an open challenge, requiring the identification of diverse content categories within videos. Mainstream approaches often perform flat classification, overlooking the intrinsic hierarchical structure relating…

Computer Vision and Pattern Recognition · Computer Science 2024-05-29 Rui Zhang , Shuailong Li , Junxiao Xue , Feng Lin , Qing Zhang , Xiao Ma , Xiaoran Yan

Spelling normalization for low resource languages is a challenging task because the patterns are hard to predict and large corpora are usually required to collect enough examples. This work shows a comparison of a neural model and character…

Computation and Language · Computer Science 2020-10-21 Yiyuan Li , Antonios Anastasopoulos , Alan W Black

Mobile devices use language models to suggest words and phrases for use in text entry. Traditional language models are based on contextual word frequency in a static corpus of text. However, certain types of phrases, when offered to writers…

Computation and Language · Computer Science 2017-10-06 Kenneth C. Arnold , Kai-Wei Chang , Adam T. Kalai

Gender prediction has typically focused on lexical and social network features, yielding good performance, but making systems highly language-, topic-, and platform-dependent. Cross-lingual embeddings circumvent some of these limitations,…

Computation and Language · Computer Science 2018-05-09 Rob van der Goot , Nikola Ljubešić , Ian Matroos , Malvina Nissim , Barbara Plank