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浏览/检索结果: 共4条，第1-4条 帮助 限定条件 专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 The origin of tetraradial symmetry in cnidarians 期刊论文 LETHAIA, 2017 Dzik, Jerzy; Balinski, Andrzej; Sun, Yuanlin 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 China  evolution  Medusozoa  Ordovician  polyps  SOUTHERN SHAANXI PROVINCE  SMALL SHELLY FOSSILS  SPHENOTHALLUS-HALL  PHYLUM-CNIDARIA  STEPHANOSCYPHUS SCYPHOZOA  GAOJIASHAN LAGERSTATTE  PHYLOGENETIC POSITION  BILATERAL SYMMETRY  LOWER ORDOVICIAN  N SPEC   In vivo use of hyperspectral imaging to develop a noncontact endoscopic diagnosis support system for malignant colorectal tumors 期刊论文 JOURNAL OF BIOMEDICAL OPTICS, 2016 Han, Zhimin; Zhang, Aoyu; Wang, Xiguang; Sun, Zongxiao; Wang, May D.; Xie, Tianyu 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 hyperspectral imaging  flexible endoscope  band selection  malignant colorectal tumor  CANCER-DETECTION  REGISTRATION  IMAGES  TISSUE   Quantitative radiology: automated measurement of polyp volume in computed tomography colonography using Hessian matrix-based shape extraction and volume growing 期刊论文 Quantitative imaging in medicine and surgery, 2015 Epstein Mark L; Obara Piotr R; Chen Yisong; Liu Junchi; Zarshenas Amin; Makkinejad Nazanin; Dachman Abraham H; Suzuki Kenji 收藏  |  浏览/下载：10/0  |  提交时间：2017/12/03 Quantitative CT colonography,colon cancer,computed tomography colonography (CTC),computer-aided diagnosis,polyp size,virtual colonoscopy   Embryos, polyps and medusae of the Early Cambrian scyphozoan Olivooides 期刊论文 proceedings of the royal society b biological sciences, 2013 Dong, Xi-Ping; Cunningham, John A.; Bengtson, Stefan; Thomas, Ceri-Wyn; Liu, Jianbo; Stampanoni, Marco; Donoghue, Philip C. J. 收藏  |  浏览/下载：2/0  |  提交时间：2015/11/13 Olivooides  cnidarian  scyphozoan  medusa  fossil  embryo  RAY TOMOGRAPHIC MICROSCOPY  SOUTH CHINA  STEPHANOSCYPHUS SCYPHOZOA  FOSSIL EMBRYOS  LIFE-CYCLE  CNIDARIA  AFFINITIES  PUNCTATUS  CORONATAE  EGGS