Results 41 to 50 of about 1,501,037 (162)

Optimal Diversification in Allocation Problems [PDF]

open access: yes
Because real choice is an important quality parameter for the retail sector, managers of retailing companies need an instrument to assist them in optimising the diversity of options provided to their customers. In this paper, using the weighted diversity
Ion Purcaru
core  

The birds of the Bush Heritage, Cravens Peak Reserve [PDF]

open access: yes, 2009
Bird communities were studied in two subregional areas of Cravens Peak, the Toko Plains and the Simpson-Strzelecki Dunefields, using the point counts method. A total of 42 2ha 20 minute surveys, 46 five-hundred metre radius area surveys and 170 5km drive
Wells, Dez
core   +1 more source

Decomposing diversity indexes

open access: yes
A diversity index is a way to measure the prevalence species in an ecosystem. Although these arise naturally in ecology, diversity indexes show up elsewhere as well.
openaire   +1 more source

Diversity indices of selected macrobenthos in Karanja Creek (District-Raigad), Maharashtra, west coast of India [PDF]

open access: yes, 2007
The diversity indices can be used as a good measure for studying the effect of industrial pollution because industrial wastes and sewage almost always reduce the diversity of natural systems into which they are discharged.
Kulkarni, B.G., Pawar, P.R.
core  

Poverty Traps, Distance, and Diversity: The Migration Connection [PDF]

open access: yes
Within-country ethnic diversity in high-wage immigrant nations is driven by long distance migration. This paper documents the migration-diversity connection for the first global century before 1914 and the second global century after 1950.
Jeffrey G. Williamson
core  

A new measure of conservation value combining rarity and ecological diversity: a case study with light trap collected caddisflies (Insecta: Trichoptera) [PDF]

open access: yes, 2004
The objective of the present study was to analyse the conservation importance of streams, rivers and lakes for maintaining caddistly assemblages of Hungarian localities.
Kiss, O., Schmera, Dénes
core  

Linguistic diversity and redistribution. [PDF]

open access: yes
This paper investigates the effect of linguistic diversity on redistribution in a broad cross-section of countries. We use the notion of "linguistic distances" and show that the commonly used fractionalization index, which ignores linguistic distances ...
Desmet, Klaus   +2 more
core   +3 more sources

Comparing Predictors of Diet Quality in Canada Over Time Under Consideration of Altering Food Guides [PDF]

open access: yes
Latest data on the diet of Canadians from the Canadian Community Health Survey reveals that the diet quality of Canadians needs improvement. Within this paper predictors of diet quality in Canada are identified based on two cross-sectional data sets from
Drescher, Larissa S., Goddard, Ellen W.
core   +1 more source

Diversity and mosaic structure of ant (Hymenoptera: Formicidae) community in traditional cocoa agroforestry systems in southern Cameroon [PDF]

open access: yes, 2009
In cocoa agrosforestry systems, ants are the major arthropod component of the canopy. Since dominant ant species are usually active predators of insects. Ant community may contribute to protect cocoa against insect pests, and especially from cocoa mirids.
Babin, Régis   +5 more
core  

Diversification Based Static Index Pruning - Application to Temporal Collections

open access: yes, 2013
Nowadays, web archives preserve the history of large portions of the web. As medias are shifting from printed to digital editions, accessing these huge information sources is drawing increasingly more attention from national and international ...
Gançarski, Stéphane   +2 more
core   +1 more source

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