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Convolutional neural networks (CNNs) and their variations have shown effectiveness in facial expression recognition (FER). However, they face challenges when dealing with high computational complexity and multi-view head poses in real-world…

计算机视觉与模式识别 · 计算机科学 2025-02-11 Ali Ezati , Mohammadreza Dezyani , Rajib Rana , Roozbeh Rajabi , Ahmad Ayatollahi

Latent tree learning models represent sentences by composing their words according to an induced parse tree, all based on a downstream task. These models often outperform baselines which use (externally provided) syntax trees to drive the…

计算与语言 · 计算机科学 2020-01-16 Jean Maillard , Stephen Clark

Softmax attention maps every query--key interaction into a probability distribution, but the underlying structure remains largely unexplored. We define the \emph{energy field}, the row-centered attention logit, and show that it exhibits…

机器学习 · 计算机科学 2026-05-06 Wonsuk Lee

Heavy computation is a bottleneck limiting deep-learningbased feature matching algorithms to be applied in many realtime applications. However, existing lightweight networks optimized for Euclidean data cannot address classical feature…

计算机视觉与模式识别 · 计算机科学 2023-03-13 Xiaoyong Lu , Yaping Yan , Bin Kang , Songlin Du

We introduce a novel interpretable tree based algorithm for prediction in a regression setting. Our motivation is to estimate the unknown regression function from a functional decomposition perspective in which the functional components…

机器学习 · 统计学 2023-08-04 Munir Hiabu , Enno Mammen , Joseph T. Meyer

Transformers excel across domains, yet their quadratic attention complexity poses a barrier to scaling. Random-feature attention, as in Performers, can reduce this cost to linear in the sequence length by approximating the softmax kernel…

机器学习 · 计算机科学 2026-03-05 Amirhossein Farzam , Hossein Mobahi , Nolan Andrew Miller , Luke Sernau

Modern large language models become multimodal, analyzing various data formats like text and images. While fine-tuning is effective for adapting these multimodal language models (MLMs) to downstream tasks, full fine-tuning is…

计算与语言 · 计算机科学 2025-12-01 Alexander Sergeev , Evgeny Kotelnikov

The wealth of data being gathered about humans and their surroundings drives new machine learning applications in various fields. Consequently, more and more often, classifiers are trained using not only numerical data but also complex data…

机器学习 · 计算机科学 2022-04-13 Maciej Piernik , Dariusz Brzezinski , Pawel Zawadzki

The multi-head self-attention of popular transformer models is widely used within Natural Language Processing (NLP), including for the task of extractive summarization. With the goal of analyzing and pruning the parameter-heavy…

计算与语言 · 计算机科学 2020-12-04 Wen Xiao , Patrick Huber , Giuseppe Carenini

Financial time-series forecasting has long been a challenging problem because of the inherently noisy and stochastic nature of the market. In the High-Frequency Trading (HFT), forecasting for trading purposes is even a more challenging task…

计算工程、金融与科学 · 计算机科学 2019-06-11 Dat Thanh Tran , Alexandros Iosifidis , Juho Kanniainen , Moncef Gabbouj

Random Forest is a machine learning method that offers many advantages, including the ability to easily measure variable importance. Class balancing technique is a well-known solution to deal with class imbalance problem. However, it has…

机器学习 · 统计学 2023-12-19 Yunbi Nam , Sunwoo Han

Random forests is a state-of-the-art supervised machine learning method which behaves well in high-dimensional settings although some limitations may happen when $p$, the number of predictors, is much larger than the number of observations…

统计方法学 · 统计学 2019-02-01 Louis Capitaine , Robin Genuer , Rodolphe Thiébaut

Attention mechanisms in sequence to sequence models have shown great ability and wonderful performance in various natural language processing (NLP) tasks, such as sentence embedding, text generation, machine translation, machine reading…

计算与语言 · 计算机科学 2018-08-14 Zehao Dou , Zhihua Zhang

A new attention-based model for the gradient boosting machine (GBM) called AGBoost (the attention-based gradient boosting) is proposed for solving regression problems. The main idea behind the proposed AGBoost model is to assign attention…

机器学习 · 计算机科学 2022-07-13 Andrei Konstantinov , Lev Utkin , Stanislav Kirpichenko

Large language models (LLMs) have shown promise in formal theorem proving, but their token-level processing often fails to capture the inherent hierarchical nature of mathematical proofs. We introduce \textbf{Hierarchical Attention}, a…

机器学习 · 计算机科学 2025-04-29 Jianlong Chen , Chao Li , Yang Yuan , Andrew C Yao

More and more evidence has shown that strengthening layer interactions can enhance the representation power of a deep neural network, while self-attention excels at learning interdependencies by retrieving query-activated information.…

计算机视觉与模式识别 · 计算机科学 2023-03-01 Yanwen Fang , Yuxi Cai , Jintai Chen , Jingyu Zhao , Guangjian Tian , Guodong Li

We present Neural Random Forest Imitation - a novel approach for transforming random forests into neural networks. Existing methods propose a direct mapping and produce very inefficient architectures. In this work, we introduce an imitation…

机器学习 · 计算机科学 2024-04-05 Christoph Reinders , Bodo Rosenhahn

Land-air bimodal robots (LABR) are gaining attention for autonomous navigation, combining high mobility from aerial vehicles with long endurance from ground vehicles. However, existing LABR navigation methods are limited by suboptimal…

机器人学 · 计算机科学 2025-07-31 Yongjie Li , Zhou Liu , Wenshuai Yu , Zhangji Lu , Chenyang Wang , Fei Yu , Qingquan Li

Autoregressive (AR) video diffusion is a powerful paradigm for streaming and interactive video generation. However, its reliance on softmax self-attention leads to quadratic compute complexity in sequence length and memory usage due to…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Kunyang Li , Mubarak Shah , Yuzhang Shang

Large Language Models (LLMs) are composed of neurons that exhibit various behaviors and roles, which become increasingly diversified as models scale. Recent studies have revealed that not all neurons are active across different datasets,…

计算与语言 · 计算机科学 2024-03-19 Haoyun Xu , Runzhe Zhan , Derek F. Wong , Lidia S. Chao