Zicheng Xu
YOU?
Author Swipe
View article: DTS: Enhancing Large Reasoning Models via Decoding Tree Sketching
DTS: Enhancing Large Reasoning Models via Decoding Tree Sketching Open
Large Reasoning Models (LRMs) demonstrate strong performance on complex reasoning tasks, yet they often suffer from overthinking, producing excessively long chain-of-thought (CoT) traces that increase inference cost and may degrade accurac…
View article: Why and How Auxiliary Tasks Improve JEPA Representations
Why and How Auxiliary Tasks Improve JEPA Representations Open
Joint-Embedding Predictive Architecture (JEPA) is increasingly used for visual representation learning and as a component in model-based RL, but its behavior remains poorly understood. We provide a theoretical characterization of a simple,…
View article: Optimizing beat-wise input for arrhythmia detection using 1-D convolutional neural networks: A real-world ECG study
Optimizing beat-wise input for arrhythmia detection using 1-D convolutional neural networks: A real-world ECG study Open
Utilizing four heartbeats as the input size for arrhythmia classification results in a trade-off between accuracy and computational efficiency. This discovery has significant implications for real-time wearable ECG devices, where both perf…
View article: Self-ensemble: Mitigating Confidence Mis-calibration for Large Language Models
Self-ensemble: Mitigating Confidence Mis-calibration for Large Language Models Open
Although Large Language Models (LLMs) perform well in general fields, they exhibit a confidence distortion problem on multi-choice question-answering (MCQA), particularly as the number of answer choices increases. Specifically, on MCQA wit…
View article: Preoperative brain volume loss is associated with postoperative delirium in advanced heart failure patients supported by left ventricular assist device
Preoperative brain volume loss is associated with postoperative delirium in advanced heart failure patients supported by left ventricular assist device Open
Delirium is a common neurological complication in patients with advanced heart failure (ADHF) following left ventricular assist device (LVAD) implantation, significantly impacting recovery. This study aimed to analyze non-contrast computed…
View article: Lead toxicity in Nicotiana tabacum L.: Damage antioxidant system and disturb plant metabolism
Lead toxicity in Nicotiana tabacum L.: Damage antioxidant system and disturb plant metabolism Open
In this study, we treated tobacco seedlings with 0, 200, 400, and 800 mg/kg Pb2 +, and explored the response mechanism of tobacco under Pb stress through a combination of growth physiology and metabolomics analysis. The physiolo…
View article: Molybdenum Can Regulate the Expression of Molybdase Genes, Affect Molybdase Activity and Metabolites, and Promote the Cell Wall Bio-Synthesis of Tobacco Leaves
Molybdenum Can Regulate the Expression of Molybdase Genes, Affect Molybdase Activity and Metabolites, and Promote the Cell Wall Bio-Synthesis of Tobacco Leaves Open
Molybdenum (Mo) is widely used as a micronutrient fertilizer to improve plant growth and soil quality. However, the interactions between cell wall biosynthesis and molybdenum have not been explored sufficiently. This study thoroughly inves…
View article: Clinical efficacy of cytoreductive radical prostatectomy in the treatment of oligometastatic hormone-sensitive prostate cancer
Clinical efficacy of cytoreductive radical prostatectomy in the treatment of oligometastatic hormone-sensitive prostate cancer Open
Objective To investigate the clinical efficacy of cytoreductive surgery in oligometastatic hormone-sensitive prostate cancer (omHSPC). Methods The basic characteristics, treatment strategies and long-term follow-up of 181 patients with omH…
View article: First Report of Bacillus subtilis Strain BY-S1 Inducing Resistance against Tobacco Black Shank: Insights into the Underlying Mechanism from Defense and Metabolic Profiles
First Report of Bacillus subtilis Strain BY-S1 Inducing Resistance against Tobacco Black Shank: Insights into the Underlying Mechanism from Defense and Metabolic Profiles Open
View article: Self-Ensemble: Mitigating Confidence Distortion for Large Language Models
Self-Ensemble: Mitigating Confidence Distortion for Large Language Models Open
View article: The influence of spatial distance and moral trait on the moral judgment of college students
The influence of spatial distance and moral trait on the moral judgment of college students Open
Previous research identifies cognitive development, emotional experience, spatial distance, and moral traits as factors influencing moral judgment, with closer distance and higher moral traits typically leading to stricter judgments. Howev…
View article: Metabolic Reprogramming of Cancer‐Associated Fibroblasts: Transforming Tumor Accomplices into Immunotherapeutic Allies
Metabolic Reprogramming of Cancer‐Associated Fibroblasts: Transforming Tumor Accomplices into Immunotherapeutic Allies Open
Cancer‐associated fibroblasts (CAFs) play a pivotal role in the metabolic symbiosis that drives tumor proliferation and immune evasion. Paradoxically, eliminating CAFs can disrupt tissue homeostasis and potentially accelerate tumor spread.…
View article: Exogenous hydrogen sulfide increased Nicotiana tabacum L. resistance against drought by the improved photosynthesis and antioxidant system
Exogenous hydrogen sulfide increased Nicotiana tabacum L. resistance against drought by the improved photosynthesis and antioxidant system Open
View article: Exogenous Hydrogen Sulfide increased Nicotiana tabacum L. resistance against drought by the improved photosynthesis and antioxidant system
Exogenous Hydrogen Sulfide increased Nicotiana tabacum L. resistance against drought by the improved photosynthesis and antioxidant system Open
Hydrogen sulfide (H2S) has emerged as a potential regulator of plant responses to abiotic stress. In this study, we investigated the effects of exogenous sodium hydrosulfide (NaHS) on tobacco seedlings subjected to polyethylene …
View article: Selenium Improves Nicotiana Tabacum L. Resistance Against Aphids by Promoting Glandular Trichome Development and Enhancing Foliar Defense System
Selenium Improves Nicotiana Tabacum L. Resistance Against Aphids by Promoting Glandular Trichome Development and Enhancing Foliar Defense System Open
View article: Hierarchical deep learning for autonomous multi-label arrhythmia detection and classification on real-world wearable electrocardiogram data
Hierarchical deep learning for autonomous multi-label arrhythmia detection and classification on real-world wearable electrocardiogram data Open
Objective Arrhythmia detection and classification are challenging because of the imbalanced ratio of normal heartbeats to arrhythmia heartbeats and the complicated combinations of arrhythmia types. Arrhythmia classification on wearable ele…
View article: Appropriateness of Prostate Cancer Prevention and Screening Recommendations Obtained From ChatGPT-4
Appropriateness of Prostate Cancer Prevention and Screening Recommendations Obtained From ChatGPT-4 Open
Purpose: To evaluate the appropriateness of prostate cancer (PCa) prevention and screening recommendations provided by ChatGPT-4 Materials and Methods: We presented 32 questions regarding PCa prevention and screening using ChatGPT-4 based …
View article: The Application of Hyperspectral Images in the Classification of Fresh Leaves’ Maturity for Flue-Curing Tobacco
The Application of Hyperspectral Images in the Classification of Fresh Leaves’ Maturity for Flue-Curing Tobacco Open
The maturity of tobacco leaves directly affects their curing quality. However, no effective method has been developed for determining their maturity during production. Assessment of tobacco maturity for flue curing has long depended on pro…
View article: Misclassification of Gleason grade and tumor stage in Asian‐American patients with low‐risk prostate cancer
Misclassification of Gleason grade and tumor stage in Asian‐American patients with low‐risk prostate cancer Open
To investigate the misclassification rates of Asian‐American patients with low‐risk prostate cancer (PCa). Patients diagnosed with low‐risk PCa treated with radical prostatectomy between 2010 and 2015 in the Surveillance, Epidemiology, and…
View article: Selenium Improves the Control Efficiency of Phytophthora Nicotianae by Damaging the Cell Membrane System and Promoting Plant Energy Metabolism
Selenium Improves the Control Efficiency of Phytophthora Nicotianae by Damaging the Cell Membrane System and Promoting Plant Energy Metabolism Open
View article: Selenium and molybdenum synergistically alleviate chromium toxicity by modulating Cr uptake and subcellular distribution in Nicotiana tabacum L.
Selenium and molybdenum synergistically alleviate chromium toxicity by modulating Cr uptake and subcellular distribution in Nicotiana tabacum L. Open
Chromium (Cr) is a harmful heavy metal that poses a serious threat to plants and animals. Selenium (Se) and molybdenum (Mo) are two beneficial elements for plant growth and resistance. However, their interactive effects on Cr uptake and di…
View article: Incidence rate, basic characteristics, and survival outcomes of bladder squamous cell carcinoma
Incidence rate, basic characteristics, and survival outcomes of bladder squamous cell carcinoma Open
To explore the incidence rate (IR), clinicopathological characteristics, and prognostic factors of bladder squamous cell carcinoma (BSCC) based on surveillance, epidemiology, and end results (SEER) database. We extracted the IRs of BSCC fr…
View article: Comprehensive FGFR3 alteration-related transcriptomic characterization is involved in immune infiltration and correlated with prognosis and immunotherapy response of bladder cancer
Comprehensive FGFR3 alteration-related transcriptomic characterization is involved in immune infiltration and correlated with prognosis and immunotherapy response of bladder cancer Open
Background Bladder cancer (BC) threatens the health of human beings worldwide because of its high recurrence rate and mortality. As an actionable biomarker, fibroblast growth factor receptor 3 ( FGFR3 ) alterations have been revealed as a …
View article: Misclassification of Gleason grade and tumor stage in Asian-American patients with low-risk prostate cancer
Misclassification of Gleason grade and tumor stage in Asian-American patients with low-risk prostate cancer Open
Purpose: To investigate the misclassification rates of Asian-American patients with low-risk prostate cancer (PCa). Methods: Patients diagnosed with low-risk PCa treated with radical prostatectomy (RP) between 2010 and 2015 in the Surveill…
View article: Second primary malignancies in oral tongue cancer: A Surveillance, Epidemiology, and End Result–based analysis evaluating the basic characteristics, survival outcomes, and predictive factors
Second primary malignancies in oral tongue cancer: A Surveillance, Epidemiology, and End Result–based analysis evaluating the basic characteristics, survival outcomes, and predictive factors Open
The purpose of this study is to evaluate the risk of developing a second primary malignancy (SPM) in oral tongue cancer (OTC) patients, and identify the characteristics and survival outcomes of OTC patients with an SPM. Patients with first…
View article: Misclassification of Gleason grade and tumor stage in Asian-American patients with low-risk prostate cancer: A SEER-Based Analysis
Misclassification of Gleason grade and tumor stage in Asian-American patients with low-risk prostate cancer: A SEER-Based Analysis Open
Background This study aimed to investigate the misclassification rates of Asian-American patients with low-risk prostate cancer who underwent radical prostatectomy (RP). Methods Patients diagnosed with low-risk PCa treated with RP between …
View article: Basic Characteristics and Survival Outcomes of Asian-American Patients with Clear Cell Renal Cell Carcinoma and Comparisons with White Patients: A Population-Based Analysis
Basic Characteristics and Survival Outcomes of Asian-American Patients with Clear Cell Renal Cell Carcinoma and Comparisons with White Patients: A Population-Based Analysis Open
Asian-American patients had similar tumor characteristics and survival outcomes with White patients. In Asian patients, those from South Asian had the youngest age at diagnosis and the earliest stage of diseases. Age, grade, histological s…
View article: Enhancement of Nicotiana tabacum Resistance Against Dehydration-Induced Leaf Senescence via Metabolite/Phytohormone-Gene Regulatory Networks Modulated by Melatonin
Enhancement of Nicotiana tabacum Resistance Against Dehydration-Induced Leaf Senescence via Metabolite/Phytohormone-Gene Regulatory Networks Modulated by Melatonin Open
Melatonin (MEL) is a pleiotropic agent with crucial functions reported in a variety of stress responses and developmental processes. Although MEL involvement in plant defense against natural leaf senescence has been widely reported, the pr…
View article: Patterns of distant metastases in patients with clear cell renal cell carcinoma––A population‐based analysis
Patterns of distant metastases in patients with clear cell renal cell carcinoma––A population‐based analysis Open
We developed this study to describe the patterns of distant metastasis (DM) and explore the predictive and prognostic factors of DM in clear cell renal cell carcinoma (ccRCC) patients. We collected the eligible patients from the Surveillan…
View article: Differential cadmium translocation and accumulation between Nicotiana tabacum L. and Nicotiana rustica L. by transcriptome combined with chemical form analyses
Differential cadmium translocation and accumulation between Nicotiana tabacum L. and Nicotiana rustica L. by transcriptome combined with chemical form analyses Open