Xianfeng Gu
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View article: Quantum Algorithm for Estimating Betti Numbers Using Cohomology Approach
Quantum Algorithm for Estimating Betti Numbers Using Cohomology Approach Open
Topological data analysis has emerged as a powerful tool for analyzing large-scale data. An abstract simplicial complex, in principle, can be built from data points, and by using tools from homology, topological features could be identifie…
View article: Quantum Algorithm for Estimating Betti Numbers Using Cohomology Approach
Quantum Algorithm for Estimating Betti Numbers Using Cohomology Approach Open
Topological data analysis has emerged as a powerful tool for analyzing large-scale data. An abstract simplicial complex, in principle, can be built from data points, and by using tools from homology, topological features could be identifie…
Design and Experiment of a Vertical Cotton Stalk Crushing and Returning Machine with Large and Small Dual-Blade Discs Open
To address the problems of low crushing efficiency and uneven distribution in traditional straw crushing and returning machines for cotton stalk return operations in Xinjiang, a vertical straw crushing and returning machine with large and …
Intelligent Recognition and Automated Production of Chili Peppers: A Review Addressing Varietal Diversity and Technological Requirements Open
Chili pepper (Capsicum annuum L.), a globally important economic crop, faces production challenges characterized by high labor intensity, cost, and inefficiency. Intelligent technologies offer key opportunities for sector transformation. T…
DSAGL: Dual-Stream Attention-Guided Learning for Weakly Supervised Whole Slide Image Classification Open
Whole-slide images (WSIs) are critical for cancer diagnosis due to their ultra-high resolution and rich semantic content. However, their massive size and the limited availability of fine-grained annotations pose substantial challenges for …
NDRG1 and its family members: More than just metastasis suppressor proteins and targets of thiosemicarbazones Open
N-Myc downstream regulated gene-1 (NDRG1) and the other three members of this family (NDRG2, 3, and 4) play various functional roles in the cellular stress response, differentiation, migration, and development. These proteins are involved …
OT-Talk: Animating 3D Talking Head with Optimal Transportation Open
Animating 3D head meshes using audio inputs has significant applications in AR/VR, gaming, and entertainment through 3D avatars. However, bridging the modality gap between speech signals and facial dynamics remains a challenge, often resul…
Investigating Cumin Uprooting Dynamics: The Roles of Taproot Properties and Soil Resistance Open
Cumin (Cuminum cyminum L. cv.′Xin Ziran 1′), classified within an agricultural crop, necessitates uprooting as a critical harvesting process. In this paper, we tried to study the force dynamics behind direct cumin uprooting by developing m…
Multiple data sets to explore the key molecules and mechanism of lymph node metastasis in gastric cancer Open
CDRT15P1, DENND3, F2R, FNDC3B, IRAK3, MS4A2, PDK4 and PKIA may be the key genes affecting lymph node metastasis in gastric cancer, and F2R has higher biological importance.
Cumin-Harvesting Mechanization of the Xinjiang Cotton–Cumin Intercropping System: Review of the Problem Status and Solutions Open
Cumin (Cuminum cyminum L.) is a globally important spice crop, particularly significant in Xinjiang, China, where it is extensively cultivated in cotton–cumin intercropping systems. This review concentrates on the serious bottleneck hinder…
View article: OccludeNeRF: Geometric-aware 3D Scene Inpainting with Collaborative Score Distillation in NeRF
OccludeNeRF: Geometric-aware 3D Scene Inpainting with Collaborative Score Distillation in NeRF Open
With Neural Radiance Fields (NeRFs) arising as a powerful 3D representation, research has investigated its various downstream tasks, including inpainting NeRFs with 2D images. Despite successful efforts addressing the view consistency and …
View article: 536 Topology optimization for personalized intracranial aneurysm implant design
536 Topology optimization for personalized intracranial aneurysm implant design Open
Objectives/Goals: To develop a personalized computational framework integrating computational fluid dynamics (CFD) and topology optimization for designing intracranial aneurysm implants. The primary objective is to reduce intra-aneurysmal …
View article: Text Compression for Efficient Language Generation
Text Compression for Efficient Language Generation Open
We challenge the prevailing assumption that LLMs must rely fully on sub-word tokens for high-quality text generation. To this end, we propose the "Generative Pretrained Thoughtformer" (GPTHF), a hierarchical transformer language model capa…
View article: Hierarchical GraphCut Phase Unwrapping Based on Invariance of Diffeomorphisms Framework
Hierarchical GraphCut Phase Unwrapping Based on Invariance of Diffeomorphisms Framework Open
Recent years have witnessed rapid advancements in 3D scanning technologies, with diverse applications spanning VR/AR, digital human creation, and medical imaging. Structured-light scanning with phase-shifting techniques is preferred for it…
Signaling pathways that activate hepatic stellate cells during liver fibrosis Open
Liver fibrosis is a complex process driven by various factors and is a key feature of chronic liver diseases. Its essence is liver tissue remodeling caused by excessive accumulation of collagen and other extracellular matrix. Activation of…
Extraction of surface quad layouts from quad layout immersions: application to an isogeometric model of car crash Open
Extraction of quadrilateral layouts of surfaces is essential for surface rebuilding using splines, semi-structured bilinear quadrilateral mesh extraction, and texture mapping. Layout generation using integer grid based techniques on triang…
View article: Impact of Structural Parameters on the Collision Characteristics and Coefficient of Restitution of Soybean Particles on Harvester’s Cleaning Screens
Impact of Structural Parameters on the Collision Characteristics and Coefficient of Restitution of Soybean Particles on Harvester’s Cleaning Screens Open
Inadequate parameter design of the cleaning device in soybean combine harvesters leads to elevated levels of machine harvesting losses and impurity rates. To provide fundamental data for the optimization of structural parameters of soybean…
View article: The Influence of the Distribution Law and Uniformity of a Threshed Mixture with the Working Parameters of a Soybean Threshing Device
The Influence of the Distribution Law and Uniformity of a Threshed Mixture with the Working Parameters of a Soybean Threshing Device Open
Soybean plants cultivated using mulched drip irrigation planting technology have the following characteristics during the harvest period: green stems and leaves, and a high straw/grain ratio. Moreover, the threshing device of a soybean com…
HOTS3D: Hyper-Spherical Optimal Transport for Semantic Alignment of Text-to-3D Generation Open
Recent CLIP-guided 3D generation methods have achieved promising results but struggle with generating faithful 3D shapes that conform with input text due to the gap between text and image embeddings. To this end, this paper proposes HOTS3D…
Design and Performance Test of Soybean Profiling Header Suitable for Harvesting Bottom Pods on Film Open
In order to solve the problems of bottom pod leakage and soil removal by header, a soybean header profiling system was designed in this paper. The cutter height off-ground detection device was installed on both sides of the header, and the…
Global Parameterization-based Texture Space Optimization Open
Texture mapping is a common technology in the area of computer graphics, it maps the 3D surface space onto the 2D texture space. However, the loose texture space will reduce the efficiency of data storage and GPU memory addressing in the r…
CWF: Consolidating Weak Features in High-quality Mesh Simplification Open
In mesh simplification, common requirements like accuracy, triangle quality, and feature alignment are often considered as a trade-off. Existing algorithms concentrate on just one or a few specific aspects of these requirements. For exampl…
MATTopo: Topology-preserving Medial Axis Transform with Restricted Power Diagram Open
We present a novel topology-preserving 3D medial axis computation framework based on volumetric restricted power diagram (RPD), while preserving the medial features and geometric convergence simultaneously, for both 3D CAD and organic shap…
View article: Backdoor Attack with Mode Mixture Latent Modification
Backdoor Attack with Mode Mixture Latent Modification Open
Backdoor attacks become a significant security concern for deep neural networks in recent years. An image classification model can be compromised if malicious backdoors are injected into it. This corruption will cause the model to function…
DRSM: efficient neural 4d decomposition for dynamic reconstruction in stationary monocular cameras Open
With the popularity of monocular videos generated by video sharing and live broadcasting applications, reconstructing and editing dynamic scenes in stationary monocular cameras has become a special but anticipated technology. In contrast t…