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Related papers: Expressiveness of Visibly Pushdown Transducers

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We show how transformers can be used to vastly simplify neural video compression. Previous methods have been relying on an increasing number of architectural biases and priors, including motion prediction and warping operations, resulting…

Computer Vision and Pattern Recognition · Computer Science 2022-10-13 Fabian Mentzer , George Toderici , David Minnen , Sung-Jin Hwang , Sergi Caelles , Mario Lucic , Eirikur Agustsson

Variational Neural Machine Translation (VNMT) is an attractive framework for modeling the generation of target translations, conditioned not only on the source sentence but also on some latent random variables. The latent variable modeling…

Computation and Language · Computer Science 2020-05-29 Hendra Setiawan , Matthias Sperber , Udhay Nallasamy , Matthias Paulik

We consider the computational complexity of tree transducers, depending on their separable sets of input variables.

Computational Complexity · Computer Science 2007-05-23 Slavcho Shtrakov , Vladimir Shtrakov

Transformers have significantly advanced the field of natural language processing, but comprehending their internal mechanisms remains a challenge. In this paper, we introduce a novel geometric perspective that elucidates the inner…

Computation and Language · Computer Science 2023-09-20 Raul Molina

Detecting plant diseases is a crucial aspect of modern agriculture, as it plays a key role in maintaining crop health and increasing overall yield. Traditional approaches, though still valuable, often rely on manual inspection or…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Saber Mehdipour , Seyed Abolghasem Mirroshandel , Seyed Amirhossein Tabatabaei

We investigate the class of visibly pushdown languages in the sliding window model. A sliding window algorithm for a language $L$ receives a stream of symbols and has to decide at each time step whether the suffix of length $n$ belongs to…

Formal Languages and Automata Theory · Computer Science 2019-01-01 Moses Ganardi

Accurate description of program inputs remains a critical challenge in the field of programming languages. Active learning, as a well-established field, achieves exact learning for regular languages. We offer an innovative grammar inference…

Programming Languages · Computer Science 2024-04-08 Xiaodong Jia , Gang Tan

The study on the expressive power of transformers shows that transformers are permutation equivariant, and they can approximate all permutation-equivariant continuous functions on a compact domain. However, these results are derived under…

Machine Learning · Computer Science 2026-01-26 Sejun Park , Yeachan Park , Geonho Hwang

Multimodal large language models (MLLMs) have advanced rapidly in recent years. However, existing approaches for vision tasks often rely on indirect representations, such as generating coordinates as text for detection, which limits…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Yongyi Su , Haojie Zhang , Shijie Li , Nanqing Liu , Jingyi Liao , Junyi Pan , Yuan Liu , Xiaofen Xing , Chong Sun , Chen Li , Nancy F. Chen , Shuicheng Yan , Xulei Yang , Xun Xu

Large, self-supervised transformer-based language representation models have recently received significant amounts of attention, and have produced state-of-the-art results across a variety of tasks simply by scaling up pre-training on…

Computation and Language · Computer Science 2019-10-25 Alexandre Matton , Luke de Oliveira

Top-down tree transducers are a convenient formalism for describing tree transformations. They can be equipped with regular look-ahead, which allows them to inspect a subtree before processing it. In certain cases, such a look-ahead can be…

Formal Languages and Automata Theory · Computer Science 2015-12-04 Joost Engelfriet , Sebastian Maneth , Helmut Seidl

Large-scale pre-trained transformers have demonstrated remarkable success in various computer vision tasks. However, it is still highly challenging to fully fine-tune these models for downstream tasks due to their high computational and…

Computer Vision and Pattern Recognition · Computer Science 2023-04-27 Zhao Song , Ke Yang , Naiyang Guan , Junjie Zhu , Peng Qiao , Qingyong Hu

One way to interpret the reasoning power of transformer-based language models is to describe the types of logical rules they can resolve over some input text. Recently, Chiang et al. (2023) showed that finite-precision transformers can be…

Machine Learning · Computer Science 2025-09-12 William Merrill , Ashish Sabharwal

Exploiting rich linguistic information in raw text is crucial for expressive text-to-speech (TTS). As large scale pre-trained text representation develops, bidirectional encoder representations from Transformers (BERT) has been proven to…

Computation and Language · Computer Science 2022-11-14 Yixuan Zhou , Changhe Song , Jingbei Li , Zhiyong Wu , Yanyao Bian , Dan Su , Helen Meng

Human language understanding operates at multiple levels of granularity (e.g., words, phrases, and sentences) with increasing levels of abstraction that can be hierarchically combined. However, existing deep models with stacked layers do…

Computation and Language · Computer Science 2022-03-04 Xiang Hu , Haitao Mi , Zujie Wen , Yafang Wang , Yi Su , Jing Zheng , Gerard de Melo

Pre-training Transformer from large-scale raw texts and fine-tuning on the desired task have achieved state-of-the-art results on diverse NLP tasks. However, it is unclear what the learned attention captures. The attention computed by…

Computation and Language · Computer Science 2019-11-05 Yau-Shian Wang , Hung-Yi Lee , Yun-Nung Chen

Natural Language Processing (NLP) has witnessed a transformative leap with the advent of transformer-based architectures, which have significantly enhanced the ability of machines to understand and generate human-like text. This paper…

Computation and Language · Computer Science 2025-03-27 Tianhao Wu , Yu Wang , Ngoc Quach

Functional transductions realized by two-way transducers (or, equally, by streaming transducers or MSO transductions) are the natural and standard notion of "regular" mappings from words to words. It was shown in 2013 that it is decidable…

Formal Languages and Automata Theory · Computer Science 2023-06-22 Félix Baschenis , Olivier Gauwin , Anca Muscholl , Gabriele Puppis

Vocal Percussion Transcription (VPT) is concerned with the automatic detection and classification of vocal percussion sound events, allowing music creators and producers to sketch drum lines on the fly. Classifier algorithms in VPT systems…

Sound · Computer Science 2022-04-12 Alejandro Delgado , Emir Demirel , Vinod Subramanian , Charalampos Saitis , Mark Sandler

In this paper we present ongoing work to produce an expressive TTS reader that can be used both in text and dialogue applications. The system called SPARSAR has been used to read (English) poetry so far but it can now be applied to any…

Computation and Language · Computer Science 2018-03-21 Rodolfo Delmonte