標(biāo)題: Titlebook: Chemical Structures 2; The International La Wendy A. Warr Conference proceedings 1993 Springer-Verlag Berlin Heidelberg 1993 Atom.Chemical [打印本頁] 作者: CHAFF 時間: 2025-3-21 19:36
書目名稱Chemical Structures 2影響因子(影響力)
作者: 跑過 時間: 2025-3-21 21:54
A Hierarchy of the Structure of Matter from the Viewpoint of Information Retrieval and Structure-Prfication at the areas relevant to chemical information retrieval, structure-property correlations, especially related to the design of bioactive molecules. The chart covers small to large scale and low to higher resolution. It points out some of the parallels between man-made (e.g., drug, transistor作者: 交響樂 時間: 2025-3-22 00:52 作者: 四溢 時間: 2025-3-22 05:25 作者: champaign 時間: 2025-3-22 09:21 作者: BLAND 時間: 2025-3-22 16:45
,AUTONOM — A Chemist’s Dream: System for (Micro)Computer Generation of IUPAC-Compatible Names from Sdiagrams of organic compounds into chemical names. The algorithm designed for AUTONOM operates on structure diagrams entered . a structure drawing package and generates names exclusively on the basis of the connection tables of the input structures. The IUPAC rules have been adopted as the basis of 作者: BLAND 時間: 2025-3-22 19:01 作者: BAIL 時間: 2025-3-23 00:57 作者: 去世 時間: 2025-3-23 03:07
Automatic Translation of GENSAL Representations of Markush Structures into Gremas Fragment Codes ates, substructures and other information in this large database. Until now, the GREMAS fragment codes of generic chemical structures had to be derived manually. Using the formal language GENSAL for the description and graphical input of generic chemical structures, we are able to process them by a co作者: 小平面 時間: 2025-3-23 06:38 作者: 克制 時間: 2025-3-23 11:48 作者: 防止 時間: 2025-3-23 14:50
Relative Configurations in Stereochemical Substructure Search,tereochemical search capability could be implemented by extending the present search system to determine the stereochemical validity of a topological substructure match. However, much of the stereochemistry in the Registry is described only in terms of relative configurations. When relative stereoch作者: 血統(tǒng) 時間: 2025-3-23 21:50
The Du Pont Global Technical Information System,amed SCION, consists of a chemical file and a document file. A unique feature of this system is that both Du Pont proprietary files and publicly available files on STN International can be searched using the same MESSENGER command language. The chemical file contains structures, Du Pont accession nu作者: flaunt 時間: 2025-3-24 00:16
Chemical Structure Registration for Beilstein Online,hich corresponds to the Beilstein Handbook of Organic Chemistry and covers the chemical literature from 1830, is available online on STN International and Dialog. This paper describes the structure registration system, which has been developed at the Beilstein Institute and used in the construction 作者: 永久 時間: 2025-3-24 04:58 作者: 先行 時間: 2025-3-24 07:05 作者: 難解 時間: 2025-3-24 13:22 作者: 點燃 時間: 2025-3-24 16:34
GEMINI: A Generalised Connection Table Language and Interpreter,ctural information. Such a program is useful for format conversion or as a front-end to chemical application software. This program has been implemented (GEMINI), and is discussed with examples..There are only three fundamental ways in which connection table formats differ: what information is store作者: Override 時間: 2025-3-24 21:08
,Rings — The Importance of Being Perceived,o complement other structural analyses. Finding those rings necessary and sufficient for unambiguous representation, in an efficient manner and for the worst cases is not trivial. Issues include the 2-D representation of 3-D structures, the definition and perception of a ring set, and whether vertex作者: 創(chuàng)新 時間: 2025-3-25 03:10 作者: 毛細(xì)血管 時間: 2025-3-25 05:32 作者: 賭博 時間: 2025-3-25 11:08
The Spectroscopy of Highly Excited Atoms,projection formulae, configurational descriptors and, most recently, computer algorithms used to describe and specify configuration. The problem is complicated because chirality, an important aspect of three-dimensional structure, is an attribute of the molecule as a whole whereas the commonly used 作者: 闡釋 時間: 2025-3-25 12:27
The k Ordering of Atomic Structure,fication at the areas relevant to chemical information retrieval, structure-property correlations, especially related to the design of bioactive molecules. The chart covers small to large scale and low to higher resolution. It points out some of the parallels between man-made (e.g., drug, transistor作者: Morsel 時間: 2025-3-25 16:50
https://doi.org/10.1007/978-3-642-66104-4al computer program system presented here is one of such utilities. This program serves three major functions. The first function is to input structural formulae interactively by drawing them on a CRT screen. The second is to convert and process the raw spectral data from a spectrometer into a prope作者: Debility 時間: 2025-3-25 20:35
What’s New in the Plant Cell Cycle?ve work within the last two years resulted in a database, B-Base, which at present incorporates approximately 9,400 document units. Today the database covers primary literature up to the middle of 1988 and will be updated continuously. In general, data concerning boron compounds with 1–4 B atoms of 作者: Dysarthria 時間: 2025-3-26 02:29 作者: 易于 時間: 2025-3-26 06:42 作者: 挖掘 時間: 2025-3-26 08:40 作者: glamor 時間: 2025-3-26 13:10 作者: Culpable 時間: 2025-3-26 17:30 作者: Ablation 時間: 2025-3-27 00:19 作者: hyperuricemia 時間: 2025-3-27 03:02
Rudolf Hagemann,Michael Metzlafff stereoisomers but it is difficult to relate the text descriptor to the atoms and bonds of the connection table. This limits its usefulness for substructure search or display of stereochemistry in the structure diagram. CAS is currently preparing to augment the Registry connection table with atom/b作者: 多樣 時間: 2025-3-27 06:00 作者: exercise 時間: 2025-3-27 11:55 作者: paradigm 時間: 2025-3-27 16:55
https://doi.org/10.1007/978-3-642-66259-1hich corresponds to the Beilstein Handbook of Organic Chemistry and covers the chemical literature from 1830, is available online on STN International and Dialog. This paper describes the structure registration system, which has been developed at the Beilstein Institute and used in the construction 作者: 外科醫(yī)生 時間: 2025-3-27 18:09
Holobionts in the Plant Kingdom,rder to provide appropriate access to the three-dimensional structure information in combination with the extensive range of physical property information, new methods of online access had to be developed. The Dialog Information Retrieval software is a long-established text searching system that had作者: 廣大 時間: 2025-3-28 01:01
Progress in Botany/Fortschritte der Botanikstructure editing, molecular formula or substructure searching, displaying, printing, and communicating with other software. This paper refers to the building of such stand-alone tools on the one hand, and how these tools can be assembled to form specific applications on the other hand. The implemen作者: conference 時間: 2025-3-28 06:03
https://doi.org/10.1007/978-3-642-68297-1a few proposals have been published. One of these is the Standard Molecular Data (SMD) format, developed by a group of European chemical companies. Under the auspices of the Chemical Structure Association, a series of technical working groups have examined the original version of SMD format and prop作者: 廣大 時間: 2025-3-28 10:02
Progress in Botany/Fortschritte der Botanikctural information. Such a program is useful for format conversion or as a front-end to chemical application software. This program has been implemented (GEMINI), and is discussed with examples..There are only three fundamental ways in which connection table formats differ: what information is store作者: ATP861 時間: 2025-3-28 12:32
Progress in Boundary Element Methodso complement other structural analyses. Finding those rings necessary and sufficient for unambiguous representation, in an efficient manner and for the worst cases is not trivial. Issues include the 2-D representation of 3-D structures, the definition and perception of a ring set, and whether vertex作者: 先兆 時間: 2025-3-28 17:46 作者: 潛移默化 時間: 2025-3-28 20:00
Searching a Full Generics Database,ndication of the status of structural features within nodes to the most detailed description, i.e., the constituent atoms for nodes derived from specific partial structures and parameter lists for nodes derived from generic partial structures..Finally the integration of these two screening methods i作者: Antioxidant 時間: 2025-3-29 00:15 作者: 冥想后 時間: 2025-3-29 04:50
GEMINI: A Generalised Connection Table Language and Interpreter,ntations that are used for each kind of information, and algorithms are readily available for their interconversion..A string-processing language is used to specify a connection table format. This language allows succinct specification of both the content and encoding of most external formats that w作者: 把手 時間: 2025-3-29 07:59
Karlheinz Esser,Georg Michaelis,Elke Pratjendication of the status of structural features within nodes to the most detailed description, i.e., the constituent atoms for nodes derived from specific partial structures and parameter lists for nodes derived from generic partial structures..Finally the integration of these two screening methods i作者: 生氣地 時間: 2025-3-29 12:20
Holobionts in the Plant Kingdom,ormulation and transmissions, a new structure search process, and enhancements to numeric searching. This paper describes the components, their integration, and the resulting service. Evaluation of the service and possible extension to it are reviewed.作者: 颶風(fēng) 時間: 2025-3-29 18:50 作者: Introduction 時間: 2025-3-29 22:35
Conference proceedings 1993t in chemical information science; and to foster co- operation among major chemical information organisations throughout the world. Subjects covered included structure-property correlations, spectral database systems, chemical nomenclature, generic structures, stereochemistry, substructure search sy作者: Intercept 時間: 2025-3-30 02:43 作者: AWRY 時間: 2025-3-30 04:27 作者: hieroglyphic 時間: 2025-3-30 10:05 作者: overweight 時間: 2025-3-30 14:26
Lichenized and Lichenicolous Fungi 1993–1994 is compatible with the large and valuable IDC file. In this paper, the way of processing Markush structures at IDC using GENSAL is outlined. The generation of GREMAS fragments from an extended connection table representation using graph reduction methods is described.作者: Mobile 時間: 2025-3-30 19:16 作者: CRAMP 時間: 2025-3-31 00:11
,‘B-Base’ — A Structure-Oriented, Numerical, Factual Database for 11B-NMR Spectroscopy and Related Inewly added. Evaluation of structure-shift relations by means of ChemBase software and the suitable PlotIT program for statistics resulted in about 60 basic graphs, visualising shift ranges of indicated substructures. These graphs are accessible within the application B-Base by using an alternative form when viewing a document unit.作者: Synapse 時間: 2025-3-31 01:04
Integrating Chemical Nomenclature Interfaces to Structure-Based Information Systems,tiprocess systems capable of running within the memory and single process limitations of MS-DOS. The advantages of more powerful desktop computers with multitasking operating systems are outlined for chemical information software tailored to users’ needs.作者: 裝飾 時間: 2025-3-31 07:56 作者: 逃避現(xiàn)實 時間: 2025-3-31 09:13 作者: Daily-Value 時間: 2025-3-31 14:28 作者: infantile 時間: 2025-3-31 19:43 作者: beta-carotene 時間: 2025-3-31 22:38 作者: Pulmonary-Veins 時間: 2025-4-1 02:16 作者: Common-Migraine 時間: 2025-4-1 07:40
Macromolecules: Structure Representation and Nomenclature,ed Chemistry (IUPAC), and the International Union of Biochemistry (IUB). Examples from drafts under consideration by the IUPAC Commission on Macromolecular Nomenclature are also presented. Current handling of macromolecules by Chemical Abstracts Service (CAS) as well as some enhancements under development are illustrated.作者: BLOT 時間: 2025-4-1 11:34
The Darc In-House Packages as a Library of Stand-Alone Functions for Building Applications in Handlbuilding of such stand-alone tools on the one hand, and how these tools can be assembled to form specific applications on the other hand. The implementation of such capabilities is obtained through an optimal use of the operating system, especially VMS on VAX.作者: Ventricle 時間: 2025-4-1 17:05 作者: ORE 時間: 2025-4-1 20:30
Conference proceedings 1993held at Leeuwenhorst Congress Centre, Noordwijkerhout, in the Netherlands, between June 3 and June 7, 1990. The conference was jointly sponsored by the Chemical Structure Association; the American Chemical Society Division of Chemical Information; the Royal Netherlands Chemical Society; and the Chem
