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| 1 | Monocular depth estimation based on deep learning: An overview显示文摘Depth information is important for autonomous systems to perceive environments and estimate their own state. Traditional depth estimation methods, like structure from motion and stereo vision matching, are built on feature correspondences of multiple viewpoints. Meanwhile, the predicted depth maps are sparse. Inferring depth information from a single image(monocular depth estimation) is an ill-posed problem. With the rapid development of deep neural networks, monocular depth estimation based on deep learning has been widely studied recently and achieved promising performance in accuracy. Meanwhile, dense depth maps are estimated from single images by deep neural networks in an end-to-end manner. In order to improve the accuracy of depth estimation, different kinds of network frameworks, loss functions and training strategies are proposed subsequently. Therefore, we survey the current monocular depth estimation methods based on deep learning in this review. Initially, we conclude several widely used datasets and evaluation indicators in deep learning-based depth estimation. Furthermore, we review some representative existing methods according to different training manners: supervised, unsupervised and semi-supervised. Finally, we discuss the challenges and provide some ideas for future researches in monocular depth estimation. | ZHAO ChaoQiang SUN QiYu ZHANG ChongZhen TANG Yang QIAN Feng | 2020 | Science China(Technological Sciences)2020,63,9: | 15 |
| 2 | Preparation of high-purity monodisperse silica microspheres by the sol-gel method coupled with polymerization-induced colloid aggregation显示文摘Ultra-pure mesoporous silica microspheres with good monodispersity were synthesized in two steps:nanometer-sized silica sol was produced by the sol-gel process,then micrometer-sized silica microspheres were synthesized by polymerization-induced colloid aggregation of the silica sol.The total metal content of the microspheres was extremely low,which eliminated the tailing of chromatographic peaks by chelating reagents.The pore structure of the silica microspheres could be controlled by altering the sol-gel conditions.The silica microsphere particle size could be adjusted by using different polymerizationinduced colloid aggregation conditions. | Beibei Zhao Yan Zhang Tao Tang Fengyun Wang Tong Li Qiyu Lu | 2015 | Particuology2015,13,5: | 7 |
| 3 | Amelioration of imiquimod-induced psoriasis-like dermatitis in mice by DSW therapy inspired hydrogel显示文摘Psoriasis is a long-lasting and recurrent autoimmune disease which is incurable so far.Dead Sea water(DSW)therapy is an effective approach to help control the symptoms of psoriasis due to the abundant mineral ions in DSW,which inspired the material formulation in this study.Rubidium–Sodium alginate/Polyacrylamide hydrogels(Rb-SA/PAAm gels)composed of sodium alginate and polyacrylamide interpenetrating network structure with different concentrations of rubidium and certain magnesium and zinc content were prepared for the treatment of psoriasis.The obtained results suggest the good mechanical properties of the Rb-SA/PAAm gels including toughness and swelling performance.In terms of in vitro tests,the Rb-SA/PAAm gels not only show nontoxicity to human keratinocyte cell line(Hacats)but also inhibits the activity against inflammatory NF-κβ signaling pathway.Meanwhile,they can release Rb+which enable the Rb-SA/PAAm gels have better antibacterial ability to Streptococcus and Escherichia coli.The results obtained from in vivo tests indicate that these hydrogels could alleviate the symptoms of psoriasis caused by Imiquimod(IMQ)in mice by reducing the inflammatory factor in STAT3 pathway and therefore reduce the immune stimulation of the spleen.In conclusion,the 100Rb-SA/PAAm gel has demonstrated great potential to be a topical wettable dressing for psoriasis treatment. | Xiang He Bing Zhu WeiJia Xie Yu He Jian Song Yi Zhang Chi Sun Hao Li QiYu Tang XinXin Sun Yanni Tan Yong Liu | 2021 | Bioactive Materials2021,6,2: | 2 |
| 4 | CasRx-mediated RNA targeting prevents choroidal neovascularization in a mouse model of age-related macular degeneration显示文摘RNA-targeting CRISPR system Cas13 offers an efficient approach for manipulating RNA transcripts in vitro.In this perspective,we provide a proof-of-concept demonstration that Cas13-mediated Vegfa knockdown in vivo could prevent the development of laser-induced CNV in mouse model of Age-related macular degeneration. | Changyang Zhou Xinde Hu Cheng Tang Wenjia Liu Shaoran Wang Yingsi Zhou Qimeng Zhao Qiyu Bo Linyu Shi Xiaodong Sun Haibo Zhou Hui Yang | 2020 | National Science Review2020,7,5: | 2 |
| 5 | p-Frames and Shift Invariant Subspaces of Lp显示文摘 | Akram Aldroubi Qiyu Sun Wai-Shing Tang | 2001 | Journal of Fourier Analysis and Applications2001,,1: | 1 |
| 6 | Reappraise role of lymph node status in patterns of recurrence following curative resection of gastric adenocarcinoma显示文摘Objective: To examine the association between lymph node status and recurrence patterns in completely resected gastric adenocarcinoma.Methods: We retrospectively assessed 1,694 patients who underwent curative gastrectomy from January 2010 to August 2014. Patients stratified according to lymph node status and recurrence patterns among different subgroups were compared.Results: Of all, 517(30.5%) patients developed recurrent disease, and complete data of recurrence could be obtained in 493(95.4%) patients. For p^(N0) patients, the patterns of recurrence were different according to p T stage: locoregional recurrence was most common in patients with p T1-2 disease(57.1%), distant recurrence was most common in patients with p T3 disease(57.1%), and peritoneal recurrence was most common in patients with p T4 a disease(66.7%). For p^(N+) patients, distant metastasis was most common pattern irrespective of p T stage. The site-specific trend of recurrence showed that locoregional recurrence increased within 5 years in patients with p^(N0)-2 disease but plateaued 3 years after surgery in patients with p N3 disease. Time to recurrence was significantly longer for the p^(N0) patients compared with the p^(N+) patients(median: 25 vs. 16 months, P=0.001).Moreover, post-recurrence survival was significantly better for the p^(N0) patients than for the p^(N+) patients(median:12 vs. 6 months, P<0.001), especially in patients with non-peritoneal recurrence, late recurrence, single recurrence,and receipt of potential curative treatment.Conclusions: Among clinicopathologic factors, lymph node status is the most important factor associated with recurrence patterns after curative gastrectomy. Lymph node status may be used as an adjunct in clinical decisionmaking about postoperative therapeutic and follow-up strategies. | Yihui Tang Jianxian Lin Junpeng Lin Jiabin Wang Jun Lu Qiyue Chen Longlong Caolj Mi Lin Ruhong Tu Changming Huang Ping Li Chaohui Zheng Jianwei Xie | 2021 | Chinese Journal of Cancer Research2021,33,3: | 1 |
| 7 | Nonuniform Average Sampling and Reconstruction in Multiply Generated Shift-Invariant Spaces显示文摘 | Akram Aldroubi Qiyu Sun Wai-Shing Tang | 2004 | Constructive Approximation2004,,2: | 1 |
| 8 | p-Frames and Shift Invariant Subspaces of Lp显示文摘 | Akram Aldroubi Qiyu Sun Wai-Shing Tang | 2001 | Journal of Fourier Analysis and Applications2001,,1: | 1 |
| 9 | Synthesis of new ealixarenes containing nueleoside bases显示文摘 | Zeng Chengchu Zheng Qiyu Tang Yaling | 2003 | Tetrahed- ron2003,59,: | 1 |
| 10 | Rare tumors: a blue ocean of investigation显示文摘Advances in novel drugs,therapies,and genetic techniques have revolutionized the diagnosis and treatment of cancers,substantially improving cancer patients’prognosis.Although rare tumors account for a non-negligible number,the practice of precision medicine and development of novel therapies are largely hampered by many obstacles.Their low incidence and drastic regional disparities result in the difficulty of informative evidence-based diagnosis and subtyping.Sample exhaustion due to difficulty in diagnosis also leads to a lack of recommended therapeutic strategies in clinical guidelines,insufficient biomarkers for prognosis/efficacy,and inability to identify potential novel therapies in clinical trials.Herein,by reviewing the epidemiological data of Chinese solid tumors and publications defining rare tumors in other areas,we proposed a definition of rare tumor in China,including 515 tumor types with incidences of less than 2.5/100000 per year.We also summarized the current diagnosis process,treatment recommendations,and global developmental progress of targeted drugs and immunotherapy agents on the status quo.Lastly,we pinpointed the current recommendation chance for patients with rare tumors to be involved in a clinical trial by NCCN.With this informative report,we aimed to raise awareness on the importance of rare tumor investigations and guarantee a bright future for rare tumor patients. | Shuhang Wang Peiwen Ma Ning Jiang Yale Jiang Yue Yu Yuan Fang Huilei Miao Huiyao Huang Qiyu Tang Dandan Cui Hong Fang Huishan Zhang Qi Fan Yuning Wang Gang Liu Zicheng Yu Qi Lei Ning Li | 2023 | Frontiers of Medicine2023,17,2: | 0 |
| 11 | Causal reasoning in typical computer vision tasks显示文摘Deep learning has revolutionized the field of artificial intelligence.Based on the statistical correlations uncovered by deep learning-based methods,computer vision tasks,such as autonomous driving and robotics,are growing rapidly.Despite being the basis of deep learning,such correlation strongly depends on the distribution of the original data and is susceptible to uncontrolled factors.Without the guidance of prior knowledge,statistical correlations alone cannot correctly reflect the essential causal relations and may even introduce spurious correlations.As a result,researchers are now trying to enhance deep learningbased methods with causal theory.Causal theory can model the intrinsic causal structure unaffected by data bias and effectively avoids spurious correlations.This paper aims to comprehensively review the existing causal methods in typical vision and visionlanguage tasks such as semantic segmentation,object detection,and image captioning.The advantages of causality and the approaches for building causal paradigms will be summarized.Future roadmaps are also proposed,including facilitating the development of causal theory and its application in other complex scenarios and systems. | ZHANG KeXuan SUN QiYu ZHAO ChaoQiang TANG Yang | 2024 | Science China(Technological Sciences)2024,67,1: | 0 |
| 12 | Offspring Sex Is Not Determined by Gestation Temperature in a Viviparous Lizard(Eremias multiocellata) from the Desert Steppe of Inner Mongolia显示文摘Sex-determining systems show a striking diversity not only among species, but also among popula tions. In reptiles, sex-determina tion is a continuum, from tempera ture-dependent sex determination(TSD) to genetic sex determination(GSD).The multi-ocellated racerunner(Eremias multiocellata)is reported to be a cryptic ZZ/ZW chromosomal TSD species, with male-biased sex ratios at high temperatures in two Gansu populations. However, the generality of the sex-determining pattern in different populations of this species remains unclear. To investigate the mode of sex determina tion in a popula tion of E.multiocellata from the desert steppe of Inner Mongolia,we first identified sex chromosomes via comparative genomic hybridization(CGH). We then conducted a thermal manipulation experiment to determine the effect of gestation temperature on offspring sex ratios.From the CGH studies we found that lizards from the Inner Mongolia population possessed ZZ/ZW sex chromosomes. However, our thermal manipulation experiment showed that gestation temperature did not affect the sex ratio of neonates in this population. In combination, these results rule out TSD in the Inner Mongolia population of E. multiocellata, and suggest that there is widespread geographic variation in the sexdetermining system of this species. | Qiyu LI Tingting ZOU Wenqi TANG Yang WANG Weiguo DU Xifeng WANG | 2022 | Asian Herpetological Research2022,13,1: | 0 |
| 13 | Break the Difficulties of Government Function Transformation显示文摘 | Qiyu Tang | 2005 | Journal of US-China Public Administration2005,2,8: | 0 |
| 14 | A PD-L1-targeting chimeric switch receptor enhances efficacy of CAR-T cell for pleural and peritoneal metastasis显示文摘Pleural and peritoneal metastasis accompanied by malignant pleural effusion(MPE)or malignant ascites(MA)is frequent in patients with advanced solid tumors that originate from the lung,breast,gastrointestinal tract and ovary.Regional delivery of CAR-T cells represents a new strategy to control tumor dissemination in serous cavities.However,malignant effusions constitute an immune-suppressive environment that potentially induces CAR-T cell dysfunction.Here,we demonstrated that the anti-tumor cytotoxicity of conventional 2nd-generation CAR-T cells was significantly inhibited by both the cellular and non-cellular components of MPE/MA,which was primarily attributed to impaired CAR-T cell proliferation and cytokine production in MPE/MA environment.Interestingly,we found that PD-L1 was widely expressed on freshly-isolated MPE/MA cells.Based on this feature,a novel PD-L1-targeting chimeric switch receptor(PD-L1.BB CSR)was designed,which can bind to PD-L1,switching the inhibitory signal into an additional 4-1BB signal.When co-expressed with a 2nd-generation CAR,PD-L1.BB CSR-modified CAR-T cells displayed superior fitness and enhanced functions in both culture medium and MPE/MA environment,causing rapid and durable eradication of pleural and peritoneal metastatic tumors in xenograft models.Further investigations revealed elevated expressions of T-cell activation,proliferation,and cytotoxicity-related genes,and we confirmed that PD-L1 scFv and 4-1BB intracellular domain,the two important components of PD-L1.BB CSR,were both necessary for the functional improvements of CAR-T cells.Overall,our study shed light on the clinical application of PD-L1.BB CSR-modified dual-targeting CAR-T cells.Based on this study,a phase I clinical trial was initiated in patients with pleural or peritoneal metastasis(NCT04684459). | Qizhi Ma Xia He Benxia Zhang Fuchun Guo Xuejin Ou Qiyu Yang Pei Shu Yue Chen Kai Li Ge Gao Yajuan Zhu Diyuan Qin Jie Tang Xiaoyu Li Meng Jing Jian Zhao Zeming Mo Ning Liu Yao Zeng Kexun Zhou Mingyang Feng Weiting Liao Wanting Lei Qiu Li Dan Li Yongsheng Wang | 2022 | Signal Transduction and Targeted Therapy2022,7,12: | 0 |