Essays about: "frequent items"

Showing result 1 - 5 of 12 essays containing the words frequent items.

  1. 1. Continuous Parallel Approximate Frequent Elements Queries on Data Streams

    University essay from Göteborgs universitet/Institutionen för data- och informationsteknik

    Author : Victor Jarlow; [2021-10-06]
    Keywords : computer science; big data; Space-Saving; Misra-Gries summary; frequent items; frequent elements; concurrent programming; Delegation Sketch; domain splitting; Count-Min Sketch; Majority algorithm; pproximate frequent-elements algorithm; approximate top-k elements algorithm;

    Abstract : The frequent elements problem involves processing a stream of elements and finding all elements that occur more than a given fraction of the time. A relaxed versionof this problem is the -approximate elements problem which allows some false positives. READ MORE

  2. 2. Impulse-buying Behaviour of Groceries Online : An exploratory research of Generation Y regarding their perception of impulse purchases of groceries online

    University essay from Umeå universitet/Företagsekonomi; Umeå universitet/Företagsekonomi

    Author : Mattias Lönnberg; Anna Milton; [2020]
    Keywords : Impulse; consumer behaviour; e-commerce; generation y; groceries; online;

    Abstract : Over the past years there has been a significant increase in the use of e-commerce and to which extent it is used. This has enabled a bigger market for consumption than ever before, and physical stores has now gained competition from the online based stores. READ MORE

  3. 3. Detecting bark beetle damage with Sentinel-2 multi-temporal data in Sweden

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Shuo Yang; [2019]
    Keywords : Physical Geography and Ecosystem Analysis; Remote Sensing; Bark Beetle; Insect Detection; Sentinel-2; Forest Health; Maximum Likelihood; Random Forest; Spectral Signature; Vegetation Indices; Earth and Environmental Sciences;

    Abstract : The European spruce bark beetle is considered as one of the most destructive forest insects to Norway spruce trees in Europe. Climate change may increase the frequency and intensity of bark beetle outbreaks. It is therefore of vital importance to detect the bark beetle outbreaks and take it under control to prevent further damages. READ MORE

  4. 4. It Don't Matter...Or Does It? The Significance of Non-Standard Grammar Features in Relation to Reading Comprehension

    University essay from Lunds universitet/Utbildningsvetenskap; Lunds universitet/Engelska

    Author : Julia Lu; Frida Nilsson; [2018]
    Keywords : Non-Standard Grammar; World Englishes; Be-Conjugations; Do-Conjugations; Reading Comprehension; Languages and Literatures;

    Abstract : The development of English into a dynamic and diverse compound of language varieties has led to a spread of non-standard grammar features. Such linguistic development affects language education, and thus the significance of common non-standard grammar features needs to be explored. READ MORE

  5. 5. Interesting Association Rules Mining Based on Improved Rarity Algorithm

    University essay from Mittuniversitetet/Avdelningen för informationssystem och -teknologi

    Author : Lan Xiang; [2018]
    Keywords : Association rules mining; Rare pattern mining;

    Abstract : With the rapid development of science and technology, our society has been in the big data era. In human activities, we produce a lot of data in every second and every minute, what contain much information. Then, how to select the useful information from those complicated data is a significant issue. READ MORE