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Related papers: Boolean-aware Attention for Dense Retrieval

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Transformer-based Mixture-of-Experts (MoE) models have been driving several recent technological advancements in Natural Language Processing (NLP). These MoE models adopt a router mechanism to determine which experts to activate for routing…

Machine Learning · Computer Science 2024-09-11 Maryam Akhavan Aghdam , Hongpeng Jin , Yanzhao Wu

Mixture-of-Experts (MoE) networks have been proposed as an efficient way to scale up model capacity and implement conditional computing. However, the study of MoE components mostly focused on the feedforward layer in Transformer…

Computation and Language · Computer Science 2022-10-12 Xiaofeng Zhang , Yikang Shen , Zeyu Huang , Jie Zhou , Wenge Rong , Zhang Xiong

Given a sequence of tokens generated by a language model, we may want to identify the preceding tokens that influence the model to generate this sequence. Performing such token attribution is expensive; a common approach is to ablate…

Machine Learning · Computer Science 2025-04-21 Benjamin Cohen-Wang , Yung-Sung Chuang , Aleksander Madry

Transformer-based models, such as BERT and GPT, have been widely adopted in natural language processing (NLP) due to their exceptional performance. However, recent studies show their vulnerability to textual adversarial attacks where the…

Computation and Language · Computer Science 2023-12-01 Lujia Shen , Yuwen Pu , Shouling Ji , Changjiang Li , Xuhong Zhang , Chunpeng Ge , Ting Wang

We propose a novel neural attention architecture to tackle machine comprehension tasks, such as answering Cloze-style queries with respect to a document. Unlike previous models, we do not collapse the query into a single vector, instead we…

Computation and Language · Computer Science 2016-11-10 Alessandro Sordoni , Philip Bachman , Adam Trischler , Yoshua Bengio

Object-based attention is a key component of the visual system, relevant for perception, learning, and memory. Neurons tuned to features of attended objects tend to be more active than those associated with non-attended objects. There is a…

Neurons and Cognition · Quantitative Biology 2021-06-09 Jordan Lei , Ari S. Benjamin , Konrad P. Kording

Transformer attention architectures, similar to those developed for natural language processing, have recently proved efficient also in vision, either in conjunction with or as a replacement for convolutional layers. Typically, visual…

Computer Vision and Pattern Recognition · Computer Science 2021-07-01 Rufin VanRullen , Andrea Alamia

Attention mechanisms are widely used in current encoder/decoder frameworks of image captioning, where a weighted average on encoded vectors is generated at each time step to guide the caption decoding process. However, the decoder has…

Computer Vision and Pattern Recognition · Computer Science 2019-08-22 Lun Huang , Wenmin Wang , Jie Chen , Xiao-Yong Wei

Anomaly detection is critical for the secure and reliable operation of industrial control systems. As our reliance on such complex cyber-physical systems grows, it becomes paramount to have automated methods for detecting anomalies,…

Machine Learning · Computer Science 2024-05-10 Mayra Macas , Chunming Wu , Walter Fuertes

The variational encoder-decoder (VED) encodes source information as a set of random variables using a neural network, which in turn is decoded into target data using another neural network. In natural language processing,…

Computation and Language · Computer Science 2018-06-25 Hareesh Bahuleyan , Lili Mou , Olga Vechtomova , Pascal Poupart

Modern lane detection methods have achieved remarkable performances in complex real-world scenarios, but many have issues maintaining real-time efficiency, which is important for autonomous vehicles. In this work, we propose LaneATT: an…

Computer Vision and Pattern Recognition · Computer Science 2020-11-19 Lucas Tabelini , Rodrigo Berriel , Thiago M. Paixão , Claudine Badue , Alberto F. De Souza , Thiago Oliveira-Santos

A dominant paradigm for deep learning based object detection relies on a "bottom-up" approach using "passive" scoring of class agnostic proposals. These approaches are efficient but lack of holistic analysis of scene-level context. In this…

Computer Vision and Pattern Recognition · Computer Science 2016-12-21 Donggeun Yoo , Sunggyun Park , Kyunghyun Paeng , Joon-Young Lee , In So Kweon

Attention is the crucial cognitive ability that limits and selects what information we observe. Previous work by Bolander et al. (2016) proposes a model of attention based on dynamic epistemic logic (DEL) where agents are either fully…

Artificial Intelligence · Computer Science 2023-05-19 Gaia Belardinelli , Thomas Bolander

Insider threat detection is a key challenge in enterprise security, relying on user activity logs that capture rich and complex behavioral patterns. These logs are often multi-channel, non-stationary, and anomalies are rare, making anomaly…

Machine Learning · Computer Science 2026-01-21 Kaichuan Kong , Dongjie Liu , Xiaobo Jin , Shijie Xu , Guanggang Geng

In neuroscience, attention has been shown to bidirectionally interact with reinforcement learning (RL) processes. This interaction is thought to support dimensionality reduction of task representations, restricting computations to relevant…

Artificial Intelligence · Computer Science 2020-07-14 Lennart Bramlage , Aurelio Cortese

We present an active visual search model for finding objects in unknown environments. The proposed algorithm guides the robot towards the sought object using the relevant stimuli provided by the visual sensors. Existing search strategies…

Robotics · Computer Science 2021-02-08 Amir Rasouli , Pablo Lanillos , Gordon Cheng , John K. Tsotsos

While large models demonstrate the strong representational power of vanilla attention, this core mechanism cannot be directly applied to Dense Object Tracking: its quadratic all-to-all interactions are computationally prohibitive for dense…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Mingjin Lv , Zelin Liu , Feifei Shao , Yi-Ping Phoebe Chen , Junqing Yu , Wei Yang , Zikai Song

Although deep neural networks generally have fixed network structures, the concept of dynamic mechanism has drawn more and more attention in recent years. Attention mechanisms compute input-dependent dynamic attention weights for…

Machine Learning · Computer Science 2019-12-03 Lanqing Xue , Xiaopeng Li , Nevin L. Zhang

Boolean functions are mathematical objects with numerous applications in domains like coding theory, cryptography, and telecommunications. Finding Boolean functions with specific properties is a complex combinatorial optimization problem…

Neural and Evolutionary Computing · Computer Science 2023-02-14 Marko Djurasevic , Domagoj Jakobovic , Luca Mariot , Stjepan Picek

Non-autoregressive translation (NAT) models generate multiple tokens in one forward pass and is highly efficient at inference stage compared with autoregressive translation (AT) methods. However, NAT models often suffer from the…

Computation and Language · Computer Science 2020-02-11 Xiaoya Li , Yuxian Meng , Arianna Yuan , Fei Wu , Jiwei Li