標(biāo)題: Titlebook: Data-processing in phytosociology; Report on the activi Eddy Maarel,László Orlóci,Sandro Pignatti Book 1980 Dr. W. Junk bv Publishers, The [打印本頁] 作者: Spring 時(shí)間: 2025-3-21 19:23
書目名稱Data-processing in phytosociology影響因子(影響力)
書目名稱Data-processing in phytosociology影響因子(影響力)學(xué)科排名
書目名稱Data-processing in phytosociology網(wǎng)絡(luò)公開度
書目名稱Data-processing in phytosociology網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Data-processing in phytosociology被引頻次
書目名稱Data-processing in phytosociology被引頻次學(xué)科排名
書目名稱Data-processing in phytosociology年度引用
書目名稱Data-processing in phytosociology年度引用學(xué)科排名
書目名稱Data-processing in phytosociology讀者反饋
書目名稱Data-processing in phytosociology讀者反饋學(xué)科排名
作者: 寬敞 時(shí)間: 2025-3-21 21:17
0.00 Feoli, E. 1973. An index for weighing characters in monothetic classifications. (Italian with English summary). Giorn. Bot. Ita!‘ 107: 263-268. Gower, J.e. 1967. A comparison of some methods of cluster is a monotone, increasing function of sample size if .. ).978-94-009-9196-5978-94-009-9194-1作者: HEDGE 時(shí)間: 2025-3-22 01:08 作者: precede 時(shí)間: 2025-3-22 07:11
,Relevé Ranking Based on a Sum of Squares Criterion,he species which are considered important. In both cases the problem arises how to evaluate to what extent the selected set of relevés may be considered representative of a given phytosociological table. In this paper, we suggest a method which allows to measure the efficiency of the selection on th作者: Anal-Canal 時(shí)間: 2025-3-22 10:53 作者: 滑稽 時(shí)間: 2025-3-22 13:40
Don J. Turkington,David F. Smithhe species which are considered important. In both cases the problem arises how to evaluate to what extent the selected set of relevés may be considered representative of a given phytosociological table. In this paper, we suggest a method which allows to measure the efficiency of the selection on th作者: 滑稽 時(shí)間: 2025-3-22 20:51
A Numerical Classification of European Spartina Communities,This contribution is based on two earlier internal reports (Kortekaas & Van der Maarel 1972. 1973): the first one presented at the Colloquium during the Symposium of the International Soeiety for Vegetation Scicncc. at Todenmann near Rinteln. March. 1972: the second at the conference of the Working Group for Data-Processing, Prague. September 1973.作者: ENACT 時(shí)間: 2025-3-23 00:15
Springer Series in Advanced Manufacturingtion Science. The Working-Group was formed in 1969 during the 13th International Symposium of the Society in Rinteln. and it finished its activities in 1977 at a meeting of the Group in Nijmegen. As both the name of the Group and the title of this book suggest, the Working-Group has aimed at introdu作者: 共同時(shí)代 時(shí)間: 2025-3-23 05:11
Fei Tao,Lin Zhang,Yuanjun Lailiour conferences of the Working Group at Trieste (1969), the Netherlands (1971), Prague (1973) and Montpellier (1975), during the 14th Symposium of the Society which was devoted to Basic problems and methods in phytosociology and included 12 contributions from members of the Group (Van der Maarel & T作者: transdermal 時(shí)間: 2025-3-23 08:08 作者: 卜聞 時(shí)間: 2025-3-23 12:37 作者: 大方一點(diǎn) 時(shí)間: 2025-3-23 17:52 作者: organic-matrix 時(shí)間: 2025-3-23 18:44
Toma? Pisanski,Brigitte Servatiusffusion in ecology is due to the work of Goodall (1954), Dagnelie (1960), van Groenewoud (1965), Orlóci (1966, 1973), Austin & Orlóci (1966), Ivimey-Cook & Proctor (1967), van der Maarel (1969), and others. Although PCA is a statistical method, in ecology it serves as an ordination technique in indi作者: 新鮮 時(shí)間: 2025-3-24 00:17 作者: 萬神殿 時(shí)間: 2025-3-24 05:25
Comparative Territorial Politicshich are expressed in different ways. The use of compound terms such as population structure, age structure, ecological structure, competitive structure, production structure, size-class structure, dynamic structure, are more or less common in the literature. In texts describing vegetation structure作者: 致詞 時(shí)間: 2025-3-24 10:13
https://doi.org/10.1057/9780230292543rentiating them uses mostly subjective regrouping of relevés and species in the table and the rewriting of the table. The use of computers for the generation of ordered phytosociological tables is so far out of reach for most phytosociologists. The use of even simple numerical techniques without the作者: 取之不竭 時(shí)間: 2025-3-24 11:35
https://doi.org/10.1057/9780230292543 information required to produce a short list of species to economize the analysis without unduly distorting the results. But the weights supplied have relevance only in the population for which they were determined. As further limitation, they can be applied as logical input only in certain methods作者: 有罪 時(shí)間: 2025-3-24 18:09 作者: 最有利 時(shí)間: 2025-3-24 19:47
Roma Harris,Nadine Wathen,Sally Wyattnquet (1964) method along the lines developed by R. Tüxen and collaborators in the 1930’s (which were first described in detail by Ellenberg 1956, see also Mueller-Dombois & Ellenberg 1974), many similar programs have been devised. They have been briefly reviewed by Westhoff & van der Maarel (1973),作者: 發(fā)芽 時(shí)間: 2025-3-25 01:27 作者: 方舟 時(shí)間: 2025-3-25 06:04
https://doi.org/10.1007/978-94-011-8915-6es. Since Schwickerath (1931, 1938, 1940) and Tüxen & Ellenberg (1937) published their transformations there has been discussion on the way the scale values should be used in calculations Qualitative approaches, i.e. based on presence and absence have also been favoured (e.g. Williams & Lambert 1959作者: certitude 時(shí)間: 2025-3-25 09:48
Don J. Turkington,David F. Smithin the classification of plant communities of large geographical areas (van der Maarel, Orlóci & Pignatti 1976). The numerical classification of European ., by Kortekaas, van der Maarel & Beeftink (1976), is an example. Notwithstanding the fact that there are automated procedures available to classi作者: 得罪 時(shí)間: 2025-3-25 13:10
Problem Definition and Conflict Managementosociologists to turn interest to theoretical vegetation science (cf. Lausi 1972, Lausi 1973, Westhoff & van der Maarel 1978, van der Maarel 1975). The aim of the present paper is to contribute further to this topic by discussing a hierarchical classification of European salt marsh communities based作者: PALL 時(shí)間: 2025-3-25 16:38
A System for Coding Plant Species for Data-Processing in Phytosociology,he Working Group for Data Processing in Phytosociology) gave an account of the method proposed. Since this time, the method has been used subsequently for different tasks (storage of information, ordination, elaboration) without serious incovenience and it has become more and more complete. It is now known to members as the ..作者: Cardiac 時(shí)間: 2025-3-25 21:26 作者: Neutropenia 時(shí)間: 2025-3-26 03:44
Inertia. Basic Equations for the InterfaceI know that group recognition is a subject of great interest to this group. I realize, of course, that there are preferences for different methods, according to different objectives.作者: semble 時(shí)間: 2025-3-26 05:07 作者: LAVE 時(shí)間: 2025-3-26 12:12 作者: 富足女人 時(shí)間: 2025-3-26 15:48 作者: 勛章 時(shí)間: 2025-3-26 19:59 作者: Negligible 時(shí)間: 2025-3-26 21:21 作者: certain 時(shí)間: 2025-3-27 03:21
Advances in Vegetation Sciencehttp://image.papertrans.cn/d/image/263340.jpg作者: prick-test 時(shí)間: 2025-3-27 05:16 作者: 阻擋 時(shí)間: 2025-3-27 11:11 作者: 現(xiàn)暈光 時(shí)間: 2025-3-27 14:59
A Phytosociological Survey of the Irish Molinio-Arrhenatheretea Using Computer Techniques,his thesis in 1965, in which about 600 relevés had been incorporated, the phytosociology of all the common grassland types was reasonably clear. The work also showed that about 250 species - or one fifth of the total Irish flora - were to be found in the lowland grasslands.作者: squander 時(shí)間: 2025-3-27 19:21 作者: mosque 時(shí)間: 2025-3-28 00:38
Problem Definition and Conflict Management on numerical methods. The main problem are the quantitative establishment of hierarchical levels and the comparison of such levels with the higher levels in the classical syntaxonomy of salt marshes.作者: 心胸開闊 時(shí)間: 2025-3-28 06:03
Ranking Species Based on the Components of Equivocation Information, of data analysis with which they happened to be compatible. Weights representing the independent components of the total sum of squares (Orlóci 1973) are examples. These can be used for input in data analysis only under such circumstances of application in which the sum of squares represents a meaningful concept.作者: confederacy 時(shí)間: 2025-3-28 09:03
Hierarchical Classification of European Salt Marsh Vegetation Based on Numerical Methods, on numerical methods. The main problem are the quantitative establishment of hierarchical levels and the comparison of such levels with the higher levels in the classical syntaxonomy of salt marshes.作者: nuclear-tests 時(shí)間: 2025-3-28 10:44 作者: 圍裙 時(shí)間: 2025-3-28 18:18 作者: SOBER 時(shí)間: 2025-3-28 20:27
Formulation within a Classical Contextrvations recueillies le long d’un transect établi dans une formation végétale (Godron 1972, Corre 1975, B. Thiébaut, en préparation). Après avoir rappelé le principe des calculs, deux applications seront présentées.作者: Fermentation 時(shí)間: 2025-3-29 01:35 作者: 懲罰 時(shí)間: 2025-3-29 06:30
https://doi.org/10.1057/9780230292543his thesis in 1965, in which about 600 relevés had been incorporated, the phytosociology of all the common grassland types was reasonably clear. The work also showed that about 250 species - or one fifth of the total Irish flora - were to be found in the lowland grasslands.作者: –LOUS 時(shí)間: 2025-3-29 10:14 作者: Prostaglandins 時(shí)間: 2025-3-29 14:39
Fei Tao,Lin Zhang,Yuanjun Lailirking Group largely achieved its original aim, viz. the assimilation of computer-based data-processing in Braun-Blanquet phytosociology. Furthermore, theories and new methods were developed which are of general interest for quantitative and theoretical plant ecology.作者: INCUR 時(shí)間: 2025-3-29 17:51 作者: 成績上升 時(shí)間: 2025-3-29 22:44 作者: 高度表 時(shí)間: 2025-3-30 03:08 作者: 向外才掩飾 時(shí)間: 2025-3-30 06:09 作者: 檢查 時(shí)間: 2025-3-30 10:39 作者: 肉體 時(shí)間: 2025-3-30 12:55
Data-Processing in Phytosociology: Retrospect and Anticipation,rking Group largely achieved its original aim, viz. the assimilation of computer-based data-processing in Braun-Blanquet phytosociology. Furthermore, theories and new methods were developed which are of general interest for quantitative and theoretical plant ecology.作者: 天文臺(tái) 時(shí)間: 2025-3-30 18:20
The Concept of Structure in Phytosociology with References to Classification of Plant Communities,ly about one in two authors discuss cyclic changes, i.e. the periodicity of plant communities. In theoretical ecology, on the other hand, sets of differential equations describing dynamics of multipopulation systems are considered as appropriate models for community structure.作者: 擁擠前 時(shí)間: 2025-3-31 00:30 作者: VAN 時(shí)間: 2025-3-31 03:56 作者: 可忽略 時(shí)間: 2025-3-31 07:57
Transformation of Cover-Abundance Values in Phytosociology and its Effects on Community Similarity,etion of lower values, usually according to a fixed criterion, e.g. the number of occurrences in a phytosociological table to be remained should be as close as possible to 50%. Dagnelie’s approach remained largely unknown and apparently it has never been tested.作者: 暫時(shí)中止 時(shí)間: 2025-3-31 10:11
Configurations from a Graphical Viewpointraduction de ‘Minimum Spanning Tree’ nous avons préféré utiliser ‘a(chǎn)rbre de portée minimale’ à ‘a(chǎn)rbre de longueur minimale’.) D’ailleurs, selon ces deux derniers auteurs. la comparaison des résultats qu’elle fournit avec ceux obtenus par l’analyse factorielle est pleine d’intérêt.作者: infringe 時(shí)間: 2025-3-31 17:20 作者: Chivalrous 時(shí)間: 2025-3-31 20:02
,Une Utilisation Possible de L’arbre De Portée Minimale En Phyto-écologie,raduction de ‘Minimum Spanning Tree’ nous avons préféré utiliser ‘a(chǎn)rbre de portée minimale’ à ‘a(chǎn)rbre de longueur minimale’.) D’ailleurs, selon ces deux derniers auteurs. la comparaison des résultats qu’elle fournit avec ceux obtenus par l’analyse factorielle est pleine d’intérêt.作者: flimsy 時(shí)間: 2025-3-31 23:04 作者: visual-cortex 時(shí)間: 2025-4-1 02:58 作者: Ablation 時(shí)間: 2025-4-1 06:16 作者: ostensible 時(shí)間: 2025-4-1 14:05
,Deux Applications en Phyto-écologie de la Notion de Limite ‘Optimale’,éthode pour chercher la limite ‘optimale’. Elle a d’abord été appliquée à l’étude de la structure horizontale de la végétation, en exploitant les observations recueillies le long d’un transect établi dans une formation végétale (Godron 1972, Corre 1975, B. Thiébaut, en préparation). Après avoir rapp作者: explicit 時(shí)間: 2025-4-1 17:29 作者: 案發(fā)地點(diǎn) 時(shí)間: 2025-4-1 19:51
