Essays about: "LSA"

Showing result 1 - 5 of 13 essays containing the word LSA.

  1. 1. Near-local density approximation approach to one-dimensional lattice systems

    University essay from Lunds universitet/Matematisk fysik; Lunds universitet/Fysiska institutionen

    Author : Basheer Joudeh; [2018]
    Keywords : DFT; Hartree; Hartree-Fock; LDA; BALDA; Mean-field; Hubbard; SOFT; Physics and Astronomy;

    Abstract : Describing many-body quantum systems has been an analytically and computationally challenging task since the advent of quantum mechanics. However, in the past 50 years as a result of our technological advancement and the emergence of methods such as density-functional theory (DFT), we have taken crucial steps forward regarding our ability to study and understand large quantum systems. READ MORE

  2. 2. Outdoor Small Cell Deployment with Complementary Spectrum Authorizations, Licensed (LSA) and Unlicensed (LAA) : Techno-Economic Analysis

    University essay from KTH/Skolan för informations- och kommunikationsteknik (ICT)

    Author : Fikri Firman; [2017]
    Keywords : ;

    Abstract : The significant increase in mobile data traffc has put a considerable load on the wireless mobile networks. In the current highly competitive market, Mobile Network Operators (MNOs) have to strive to provide additional capacityof their network, by also considering the cost factor to make their business sustainable. READ MORE

  3. 3. An exploratory study of Middle Stone Age and Later Stone Age site locations in Kenya’s Central Rift Valley using landscape analysis : a GIS approach

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Angela Kabiru; [2017]
    Keywords : geography; geographical information systems; archaeology; Kenya; Central Rift Valley; landscape analysis; Middle Stone Age; Later Stone Age; Earth and Environmental Sciences;

    Abstract : The Kenyan central rift has witnessed dramatic climatic changes over relatively short periods of time in response to global climatic changes, with the water levels of the lakes within the rift rising and falling with these changing conditions. There is considerable evidence showing extreme wet and dry phases throughout their existence. READ MORE

  4. 4. Investigating the Correlation Between Marketing Emails and Receivers Using Unsupervised Machine Learning on Limited Data : A comprehensive study using state of the art methods for text clustering and natural language processing

    University essay from KTH/Skolan för datavetenskap och kommunikation (CSC)

    Author : Christoffer Pettersson; [2016]
    Keywords : Machine learning; Unsupervised; Natural language processing; nlp; clustering; centroid based; k-means; text clustering; limited data; email clustering; lsa; svd; tf-idf; dimensionality reduction; the gap statistic; Lloyd s algorithm; vectorization; feature extraction;

    Abstract : The goal of this project is to investigate any correlation between marketing emails and their receivers using machine learning and only a limited amount of initial data. The data consists of roughly 1200 emails and 98.000 receivers of these. Initially, the emails are grouped together based on their content using text clustering. READ MORE

  5. 5. A Document Recommender Based on Word Embedding

    University essay from KTH/Skolan för elektro- och systemteknik (EES)

    Author : Binlai He; [2015]
    Keywords : natural language processing; recommender system; clustering;

    Abstract : With the booming development of information technology, text information is not only remained in paper-based forms, but also in digital forms which have been distributed all over internet. Massive information on the internet provides us so many options while at the same time makes it hard for us to choose which detail information we exactly need. READ MORE