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The main task of the KGQA system (Knowledge Graph Question Answering) is to convert user input questions into query syntax (such as SPARQL). With the rise of modern popular encoders and decoders like Transformer and ConvS2S, many scholars…

Computation and Language · Computer Science 2024-08-27 Yi-Hui Chen , Eric Jui-Lin Lu , Kwan-Ho Cheng

Transformer's recent integration into style transfer leverages its proficiency in establishing long-range dependencies, albeit at the expense of attenuated local modeling. This paper introduces Strips Window Attention Transformer (S2WAT), a…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Chiyu Zhang , Xiaogang Xu , Lei Wang , Zaiyan Dai , Jun Yang

Transformer-based architectures have become the prevailing backbone of large language models. However, the quadratic time and memory complexity of self-attention remains a fundamental obstacle to efficient long-context modeling. To address…

Computation and Language · Computer Science 2026-02-10 Yutao Sun , Zhenyu Li , Yike Zhang , Tengyu Pan , Bowen Dong , Yuyi Guo , Jianyong Wang

Various Transformer-based models have been proposed for time series forecasting. These models leverage the self-attention mechanism to capture long-term temporal or variate dependencies in sequences. Existing methods can be divided into two…

Machine Learning · Computer Science 2025-06-04 Daichi Kimura , Tomonori Izumitani , Hisashi Kashima

Recent progress in pre-trained neural language models has significantly improved the performance of many natural language processing (NLP) tasks. In this paper we propose a new model architecture DeBERTa (Decoding-enhanced BERT with…

Computation and Language · Computer Science 2021-10-08 Pengcheng He , Xiaodong Liu , Jianfeng Gao , Weizhu Chen

Detecting and classifying cyberbullying in social media is hard because of the complex nature of online language and the changing nature of content. This study presents a multi-stage BERT fusion framework. It uses hierarchical embeddings,…

Computation and Language · Computer Science 2025-03-04 Jiani Wang , Xiaochuan Xu , Peiyang Yu , Zeqiu Xu

Self-attention models such as Transformers, which can capture temporal relationships without being limited by the distance between events, have given competitive speech recognition results. However, we note the range of the learned context…

Computation and Language · Computer Science 2020-11-11 Shucong Zhang , Erfan Loweimi , Peter Bell , Steve Renals

Sparse attention, which selectively attends to a subset of tokens in the context was supposed to be efficient. However, its theoretical reduction in FLOPs has rarely translated into wall-clock speed-up over its dense attention counterparts…

Computation and Language · Computer Science 2025-02-06 Xihui Lin , Yunan Zhang , Suyu Ge , Liliang Ren , Barun Patra , Vishrav Chaudhary , Hao Peng , Xia Song

Transformer-based neural models are used in many AI applications. Training these models is expensive, as it takes huge GPU resources and long duration. It is challenging because typical data like sentences have variable lengths, and…

Computation and Language · Computer Science 2022-06-17 Xiaohui Wang , Yang Wei , Ying Xiong , Guyue Huang , Xian Qian , Yufei Ding , Mingxuan Wang , Lei Li

BERT (Bidirectional Encoder Representations from Transformers) has revolutionized the field of natural language processing through its exceptional performance on numerous tasks. Yet, the majority of researchers have mainly concentrated on…

Computation and Language · Computer Science 2024-12-11 Wen Liang , Youzhi Liang

Time series forecasting is crucial for applications across multiple domains and various scenarios. Although Transformer models have dramatically advanced the landscape of forecasting, their effectiveness remains debated. Recent findings…

Machine Learning · Computer Science 2024-12-24 Dongbin Kim , Jinseong Park , Jaewook Lee , Hoki Kim

In this paper, we report our method for the Information Extraction task in 2019 Language and Intelligence Challenge. We incorporate BERT into the multi-head selection framework for joint entity-relation extraction. This model extends…

Computation and Language · Computer Science 2019-09-27 Weipeng Huang , Xingyi Cheng , Taifeng Wang , Wei Chu

Large Language Models (LLMs) face significant computational bottlenecks during inference due to the quadratic complexity of self-attention mechanisms, particularly as context lengths increase. We introduce SpecAttn, a novel training-free…

Computation and Language · Computer Science 2025-11-03 Harsh Shah

Recently, two-stage Deformable DETR introduced the query-based two-stage head, a new type of two-stage head different from the region-based two-stage heads of classical detectors as Faster R-CNN. In query-based two-stage heads, the second…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Cédric Picron , Punarjay Chakravarty , Tinne Tuytelaars

VRAM requirements for transformer models scale quadratically with context length due to the self-attention mechanism. In this paper we modify the decoder-only transformer, replacing self-attention with InAttention, which scales linearly…

Machine Learning · Computer Science 2024-10-10 Joseph Eisner

State-of-the-art neural models typically encode document-query pairs using cross-attention for re-ranking. To this end, models generally utilize an encoder-only (like BERT) paradigm or an encoder-decoder (like T5) approach. These paradigms,…

Computation and Language · Computer Science 2022-04-26 Kai Hui , Honglei Zhuang , Tao Chen , Zhen Qin , Jing Lu , Dara Bahri , Ji Ma , Jai Prakash Gupta , Cicero Nogueira dos Santos , Yi Tay , Don Metzler

In this work we introduce a new transformer architecture called SparseDistilBERT (SDBERT), which is a combination of sparse attention and knowledge distillantion (KD). We implemented sparse attention mechanism to reduce quadratic dependency…

Computation and Language · Computer Science 2022-08-23 Devaraju Vinoda , Pawan Kumar Yadav

The Transformer model architecture has become one of the most widely used in deep learning and the attention mechanism is at its core. The standard attention formulation uses a softmax operation applied to a scaled dot product between query…

Machine Learning · Computer Science 2026-04-02 Hariprasath Govindarajan , Per Sidén , Jacob Roll , Fredrik Lindsten

\textit{Attention} computes the dependency between representations, and it encourages the model to focus on the important selective features. Attention-based models, such as Transformer and graph attention network (GAT), are widely utilized…

Machine Learning · Computer Science 2021-03-02 Kyungwoo Song , Yohan Jung , Dongjun Kim , Il-Chul Moon

Transformer-based large language models (e.g., BERT and GPT) achieve great success, and fine-tuning, which tunes a pre-trained model on a task-specific dataset, is the standard practice to utilize these models for downstream tasks. However,…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-12-19 Yuntao Gui , Xiao Yan , Peiqi Yin , Han Yang , James Cheng