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Explicit and Implicit Feature Contrastive Learning Model for Knowledge Graph Link Prediction
Published 2024-11-01“…Meanwhile, the subgraph mechanism is introduced to preserve the structural information of explicitly connected entities. Implicit semantic features and explicit structural features serve as complementary information to provide high-quality self-supervised signals. …”
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Aggregating multi-scale contextual features from multiple stages for semantic image segmentation
Published 2021-07-01“…In this paper, we propose a multi-scale context U-net (MSCU-net) for semantic image segmentation. This network uses a multi-scale context block (MSCB) to aggregate multi-level features and employs the CRF layer to explicitly model the dependencies among pixels. …”
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Dual-Branch Occlusion-Aware Semantic Part-Features Extraction Network for Occluded Person Re-Identification
Published 2025-07-01“…In the first branch, we introduce an Occlusion-Aware Semantic Attention (OASA) module to extract semantic part features, incorporating a parallel channel and spatial attention (PCSA) block to precisely distinguish between pedestrian body regions and occlusion noise. …”
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Feature dependence graph based source code loophole detection method
Published 2023-01-01“…Given the problem that the existing source code loophole detection methods did not explicitly maintain the semantic information related to the loophole in the source code, which led to the difficulty of feature extraction of loo-phole statements and the high false positive rate of loophole detection, a source code loophole detection method based on feature dependency graph was proposed.First, extracted the candidate loophole statements in the function slice, and gen-erated the feature dependency graph by analyzing the control dependency chain and data dependency chain of the candi-date loophole statements.Secondly, the word vector model was used to generate the initial node representation vector of the feature dependency graph.Finally, a loophole detection neural network oriented to feature dependence graph was constructed, in which the graph learning network learned the heterogeneous neighbor node information of the feature de-pendency graph and the detection network extracted global features and performed loophole detection.The experimental results show that the recall rate and F1 score of the proposed method are improved by 1.50%~22.32% and 1.86%~16.69% respectively, which is superior to the existing method.…”
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Feature dependence graph based source code loophole detection method
Published 2023-01-01“…Given the problem that the existing source code loophole detection methods did not explicitly maintain the semantic information related to the loophole in the source code, which led to the difficulty of feature extraction of loo-phole statements and the high false positive rate of loophole detection, a source code loophole detection method based on feature dependency graph was proposed.First, extracted the candidate loophole statements in the function slice, and gen-erated the feature dependency graph by analyzing the control dependency chain and data dependency chain of the candi-date loophole statements.Secondly, the word vector model was used to generate the initial node representation vector of the feature dependency graph.Finally, a loophole detection neural network oriented to feature dependence graph was constructed, in which the graph learning network learned the heterogeneous neighbor node information of the feature de-pendency graph and the detection network extracted global features and performed loophole detection.The experimental results show that the recall rate and F1 score of the proposed method are improved by 1.50%~22.32% and 1.86%~16.69% respectively, which is superior to the existing method.…”
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A diagnostic system for detecting COVID-19 patients depending on lexicon semantic and Biterm Topic Model-Based Feature Selection on WhatsApp Messages Classification
Published 2025-04-01“…The system processes WhatsApp messages through multiple stages: initial data collection, Word2Vec embedding, lexicon semantic enhancement, vector-space model creation, Biterm Topic Model-based feature selection, and finally, Naive Bayes classification. …”
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SCATrans: semantic cross-attention transformer for drug–drug interaction predication through multimodal biomedical data
Published 2025-06-01“…In the model, BioBERT, Doc2Vec and graph convolutional network are utilized to embed the multimodal biomedical data into vector representation, BiGRU is adopted to capture contextual dependencies in both forward and backward directions, Cross-Attention is employed to integrate the extracted features and explicitly model dependencies between them, and a feature-joint classifier is adopted to implement DDI predication (DDIP). …”
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Dual Branch Graph Representation Learning-Based Approach for Next Point-of-Interest Recommendation
Published 2025-01-01“…Subsequently, it constructs a semantic association graph which preserves the semantic relations between POIs and are further fed into a graph neural network-based backbone to learn the representations of POIs in the semantic feature space. …”
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Temporal Features-Fused Vision Retentive Network for Echocardiography Image Segmentation
Published 2025-03-01“…However, most existing approaches focus on features from ES frames and ED frames, neglecting the inter-frame correlations in unlabeled frames. …”
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Object-Specific Multiview Classification Through View-Compatible Feature Fusion
Published 2025-07-01“…It does not merely use pose as auxiliary data but employs it to align and selectively fuse features from different views. This mathematically explicit fusion of rotations, based on relative poses, allows VCFF to effectively combine multi-view information, enhancing classification accuracy. …”
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MULTIMODAL SYNTACTIC CONSTRUCTIONS: A STRIKING FEATURE OF DIGITAL COMMUNICATION IN MODERN ENGLISH
Published 2025-06-01“…The use of the continuous sampling method made it possible to identify verbal, non-verbal and paraverbal components to be analysed. Structural and semantic analysis were used to identify the semantic and structural features of verbal, non-verbal and paraverbal units, their functional load and their functioning at the syntactic level. …”
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Enhancing Text Classification Through Grammar-Based Feature Engineering and Learning Models
Published 2025-05-01“…Grammatical and domain-specific features are explicitly extracted and leveraged to improve multi-class classification. …”
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Neighborhood Information Aggregation and Multi-View Feature Extraction-Based Contrastive Graph Clustering
Published 2025-09-01“…In addition, existing methods mainly rely on the original graph topology information and fail to fully utilize the neighborhood information hidden in the node attribute features. To address the above problems, we proposes a Neighborhood Information Aggregation and Multi-View Feature Extraction-Based Contrastive Graph Clustering (NIA-MVFE-CGC) framework, which improves the existing methods from the perspectives of network architecture, feature redundancy and neighborhood information. …”
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Identity Hides in Darkness: Learning Feature Discovery Transformer for Nighttime Person Re-Identification
Published 2025-01-01“…To this end, we propose a novel nighttime person Re-ID method, termed Feature Discovery Transformer (FDT), explicitly capturing the pedestrian identity information hidden in darkness at night. …”
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AuxDepthNet: Real-Time Monocular 3D Object Detection with Depth-Sensitive Features
Published 2025-07-01“…AuxDepthNet introduces two key components: the Auxiliary Depth Feature (ADF) module, which implicitly learns depth-sensitive features to improve spatial reasoning and computational efficiency, and the Depth Position Mapping (DPM) module, which embeds depth positional information directly into the detection process to enable accurate object localization and 3D bounding box regression. …”
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Semantic surprise predicts the N400 brain potential
Published 2023-03-01“…Here, we test one of the recently proposed, computationally explicit hypotheses on the N400 – namely, that it reflects surprise with respect to a probabilistic representation of the semantic features of the current stimulus in a given context. …”
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Dialogue in In-Depth Cognition of the Subject’s Psyche: Functioning of Pragmatic Referent Statements
Published 2022-03-01“…Pragmatic-explicit reference statements have all the features of performatives and can be fully characterized as pragmatic performatives. …”
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A Deep Paraphrase Identification Model Interacting Semantics with Syntax
Published 2020-01-01“…DPIM-ISS introduces the linguistic features manifested in syntactic features to produce more explicit structures and encodes the semantic representation of sentence on different syntactic structures by means of interacting semantics with syntax. …”
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