標(biāo)題: Titlebook: Inland Waters of Southern Africa: An Ecological Perspective; B. R. Allanson,R. C. Hart,R. D. Robarts Book 1990 Kluwer Academic Publishers [打印本頁] 作者: informed 時間: 2025-3-21 18:28
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書目名稱Inland Waters of Southern Africa: An Ecological Perspective讀者反饋學(xué)科排名
作者: alliance 時間: 2025-3-21 23:03
Suspensoids, hydrodynamics and chemical conditions in natural and man-made lakescedence to the development of their limnology. Fortunately the challenge has been taken up by workers at the Universities of the Witwatersrand (Rogers . in press) and the Orange Free State, and the surface waters of the pans are responding to the inquisitive instruments of modern limnology.作者: Fecundity 時間: 2025-3-22 00:47 作者: 白楊魚 時間: 2025-3-22 08:35
Book 1990ral elements of aquatic ecosystems worldwide, but limnological emphases, interests and concerns remain essentially European and North American in balance. Much is known about lakes and rivers in less than one fifth of the world‘s land area (northern temperature regions); rather little is known about inland waters elsewhere.作者: Intend 時間: 2025-3-22 11:30
DMIN’08, Las Vegas, NV) that have been rigorously peer-reviewed. The issue brings together topics on both information systems and data mining, and aims to give the reader a current snapshot of the contemporary research and state of the art practice in data mining..作者: 好開玩笑 時間: 2025-3-22 13:57
ffect small disjuncts and the distribution of errors across disjuncts. This analysis provides many insights into why some data sets are difficult to learn from and also provides a better understanding of classifier learning in general.We believe that such an understanding is critical to the developm作者: 腫塊 時間: 2025-3-22 17:16
B. R. Allanson,R. C. Hart,J. H. O’Keeffe,R. D. Robartsctions using genetic programming.Empirical studies show that this model indeed increases the generalization performance of the machine, although this improvement comes at a high computational cost. This suggests that the approach may be justified primarily in applications where prediction errors can作者: 定點 時間: 2025-3-23 00:04 作者: insecticide 時間: 2025-3-23 05:18 作者: 躲債 時間: 2025-3-23 08:13 作者: 散開 時間: 2025-3-23 12:10
t data, time-series data, sequence data, graph data, and spatial data. .Application chapters: These chapters study important applications such as stream mining, Web mining, ranking, recommendations, social networks, and privacy preservation. The domain chapters also have an applied flavor. .Appropri作者: 大吃大喝 時間: 2025-3-23 15:15 作者: abreast 時間: 2025-3-23 18:03 作者: 存心 時間: 2025-3-23 22:50 作者: 期滿 時間: 2025-3-24 04:32
B. R. Allanson,R. C. Hart,J. H. O’Keeffe,R. D. Robartsave been proposed in this chapter and are used to cope with this difficulty. A heuristic algorithm that consists of two stages is developed. The developed similarity coefficient is used in stage 1 to obtain basic machine cells. Stage 2 solves the machine capacity violated issue, assigns parts to cel作者: 情感 時間: 2025-3-24 09:10
B. R. Allanson,R. C. Hart,J. H. O’Keeffe,R. D. Robartsld scenarios, there are circumstances where survey data are unavailable or unreliable. In this paper, we present a new customer wallet share estimation approach. In the proposed approach, a predictive model based on decision trees facilitates an accurate estimation of wallet shares for customers rel作者: addition 時間: 2025-3-24 13:27
B. R. Allanson,R. C. Hart,J. H. O’Keeffe,R. D. Robartsences in phishing attack features detected for different countries. We have collected a real world Twitter dataset over 6 months and show that we are able to detect phishing successfully using US phishing models despite only a low level of phishing occurring in smaller populations such as New Zealan作者: Infant 時間: 2025-3-24 14:50
B. R. Allanson,R. C. Hart,J. H. O’Keeffe,R. D. Robartsexperts to identify cohorts that are more relevant to a particular pre-defined purpose. Moreover, the proposed method leverages powerful deep learning-based embedding techniques to incrementally gain effective representations for the complex structures inherit in patient journey data. We experimenta作者: Liberate 時間: 2025-3-24 21:42
B. R. Allanson,R. C. Hart,J. H. O’Keeffe,R. D. Robartsty based on 11 quasi-identifiers, with less than 3% suppression, compared with only 3-anonymity based on no more than 8 quasi-identifiers with far more than 3% suppression commonly reported in literature. Furthermore, our method enabled random forest classifier to achieve 0.996 for AUC and 0.895 for作者: 慢慢啃 時間: 2025-3-25 00:26 作者: Cardiac 時間: 2025-3-25 06:41 作者: Pamphlet 時間: 2025-3-25 09:19
B. R. Allanson,R. C. Hart,J. H. O’Keeffe,R. D. Robarts作者: gregarious 時間: 2025-3-25 12:02 作者: neurologist 時間: 2025-3-25 18:12 作者: surrogate 時間: 2025-3-25 22:42 作者: Simulate 時間: 2025-3-26 02:30 作者: Infusion 時間: 2025-3-26 07:37
aining examples. These disjuncts are interesting because they are known to have a much higher error rate than large disjuncts and are responsible for many, if not most, of all classification errors. Previous research has investigated this phenomenon by performing ad hoc analyses of a small number of作者: STING 時間: 2025-3-26 08:29
B. R. Allanson,R. C. Hart,J. H. O’Keeffe,R. D. Robartsntuition or a costly “trial-and-error” approach,which typically prevents these methods frombeing used to their fullest extent. Therefore, two automated approaches are presented for the selection of a suitable kernel function and optimal hyperparameters for the least-squares support vector machine. T作者: 出汗 時間: 2025-3-26 14:57 作者: thrombosis 時間: 2025-3-26 19:27 作者: MOT 時間: 2025-3-26 22:03 作者: Barter 時間: 2025-3-27 03:54 作者: Urea508 時間: 2025-3-27 07:43 作者: 猛然一拉 時間: 2025-3-27 13:30
B. R. Allanson,R. C. Hart,J. H. O’Keeffe,R. D. Robartsordnet sind, so k?nnen die erhaltenen Clusterzugeh?rigkeiten m?glicherweise den Klassenzugeh?rigkeiten entsprechen. Cluster- und Klassenzugeh?rigkeiten k?nnen jedoch auch verschieden sein. Cluster k?nnen mathematisch mit Hilfe von Mengen, Partitionsmatrizen und/oder Cluster-Prototypen spezifiziert w作者: ADJ 時間: 2025-3-27 14:09
nology (SMT). Many automatic machines for inspecting exteriors have been added into the assembly line, in order to find automatically those products with exterior defects. Usually image processing technology and equipment are used in automatic exterior inspection due to the requirement of high inspe作者: Gustatory 時間: 2025-3-27 20:23 作者: 課程 時間: 2025-3-28 01:07 作者: 顯赫的人 時間: 2025-3-28 03:17
B. R. Allanson,R. C. Hart,J. H. O’Keeffe,R. D. Robarts that lead users to websites that download malware. This is a major issue as phishers can gain access to the user’s digital identity and perform malicious acts. Phishing attacks also have a potential to be similar in different regions, perhaps at different time periods. We investigate the use of tra作者: elucidate 時間: 2025-3-28 06:34 作者: BUST 時間: 2025-3-28 11:09
B. R. Allanson,R. C. Hart,J. H. O’Keeffe,R. D. Robartsed variables in its open crash data for privacy-preserving data mining. Instead of making arbitrary decisions in variable aggregation and using perturbation to guard against reidentification attacks at the cost of data distortion, we creatively drew upon feature engineering and dimensionality reduct作者: 香料 時間: 2025-3-28 15:10 作者: 通知 時間: 2025-3-28 22:09
Introduction behaviour of non-temperate water systems in a large semi-arid region of Earth. Its publication at this time provides a synthesis of knowledge about such limnological systems, and in so doing offers support for the recent views of W.D. Williams (1988) in his opinion paper in Freshwater Biology on th作者: 異常 時間: 2025-3-28 23:41
The geomorphology of southern Africa and subsequent coastal abrasion. This coupled with the major tectonic uplift of the Drakensberg to the east, the Cape fold mountains in the south and the Namibian massif in the west all combined to define the pattern of river drainage in the subcontinent.作者: mastopexy 時間: 2025-3-29 03:51
The climatery readable text describing the atmosphere and weather of southern Africa. These excellent reviews of the vagaries of the subcontinent’s climate stress the overall aridity of the area which increases from east to west. We have, accordingly, emphasized those aspects of the climate which have a more i作者: 龍蝦 時間: 2025-3-29 07:32
Types of rivers and their characteristics-limited South, of which the western side is truly arid, and the eastern and southern regions are more adequately provided for. Fig. 3.3 in Chapter 3 summarizes the rainfall of the region. The discrepancy in water resources between the north and south of the region is best illustrated by the mean an作者: 切碎 時間: 2025-3-29 13:02
Unique rivers, constitute such different habitats from most other rivers, that attempts to fit them into standard classification systems are not sensible. In the southern African region, the Zambezi, the Okavango and the Orange Rivers certainly fall into this category, and are described individually in this chap作者: 冬眠 時間: 2025-3-29 15:37
A review of river research in southern Africa since 1900 rather to describe the progression towards an understanding of the ecology of our rivers. It includes an examination of some of the latest research, which is examining the application of concepts of riverine ecosystem functioning developed in America.作者: 樂器演奏者 時間: 2025-3-29 21:32
Riverine wetlandsely upon its aridity and lack of natural lakes. By far the most dominant are those associated with riverine systems, forming either the sponges from which the headwaters of rivers spring, floodplain pans or deltas. There is a variety of endorheic “pans”, which name is descriptive of oval depressions作者: Monolithic 時間: 2025-3-30 03:01 作者: 有角 時間: 2025-3-30 06:19 作者: 不幸的人 時間: 2025-3-30 09:37 作者: 商品 時間: 2025-3-30 14:20 作者: 冷峻 時間: 2025-3-30 17:29 作者: PURG 時間: 2025-3-30 22:29 作者: DUCE 時間: 2025-3-31 01:08
Monographiae Biologicaehttp://image.papertrans.cn/i/image/466571.jpg
