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  2. Wide and narrow data - Wikipedia

    en.wikipedia.org/wiki/Wide_and_narrow_data

    Many statistical and data processing systems have functions to convert between these two presentations, for instance the R programming language has several packages such as the tidyr package. The pandas package in Python implements this operation as "melt" function which converts a wide table to a narrow one. The process of converting a narrow ...

  3. Giant panda - Wikipedia

    en.wikipedia.org/wiki/Giant_panda

    Two of the panda's most distinctive features, its large size and round face, are adaptations to its bamboo diet. Anthropologist Russell Ciochon observed: "[much] like the vegetarian gorilla, the low body surface area to body volume [of the giant panda] is indicative of a lower metabolic rate. This lower metabolic rate and a more sedentary ...

  4. Giant pandas around the world - Wikipedia

    en.wikipedia.org/wiki/Giant_pandas_around_the_world

    The two exceptions are the three pandas held at Taipei Zoo, which are given from the Chinese Mainland, and one panda held in Mexico. Giant pandas are on the IUCN Red List so part of the reason these contracts exist between China and international zoos is to try to help the species reproduce before they are brought back to their native land.

  5. List of organisms by chromosome count - Wikipedia

    en.wikipedia.org/wiki/List_of_organisms_by...

    The list of organisms by chromosome count describes ploidy or numbers of chromosomes in the cells of various plants, animals, protists, and other living organisms.This number, along with the visual appearance of the chromosome, is known as the karyotype, [1] [2] [3] and can be found by looking at the chromosomes through a microscope.

  6. Proximity analysis - Wikipedia

    en.wikipedia.org/wiki/Proximity_analysis

    Proximity analysis is a class of spatial analysis tools and algorithms that employ geographic distance as a central principle. [1] Distance is fundamental to geographic inquiry and spatial analysis, due to principles such as the friction of distance, Tobler's first law of geography, and Spatial autocorrelation, which are incorporated into analytical tools. [2]

  7. Exploratory data analysis - Wikipedia

    en.wikipedia.org/wiki/Exploratory_data_analysis

    In particular, he held that confusing the two types of analyses and employing them on the same set of data can lead to systematic bias owing to the issues inherent in testing hypotheses suggested by the data. The objectives of EDA are to: Enable unexpected discoveries in the data; Suggest hypotheses about the causes of observed phenomena

  8. k-means clustering - Wikipedia

    en.wikipedia.org/wiki/K-means_clustering

    k-means clustering is a method of vector quantization, originally from signal processing, that aims to partition n observations into k clusters in which each observation belongs to the cluster with the nearest mean (cluster centers or cluster centroid), serving as a prototype of the cluster.

  9. Chengdu Research Base of Giant Panda Breeding - Wikipedia

    en.wikipedia.org/wiki/Chengdu_Research_Base_of...

    The Chengdu Research Base of Giant Panda Breeding (or simply Chengdu Panda Base) is a government-funded non-profit breeding and research institute for giant pandas, red pandas, and other rare animals, located in Chengdu, Sichuan, China. [3] Red Panda in Chengdu Panda Breeding Research Center Dujiangyan Breeding Yefang Research Center