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Record W2220172898

Big data analytics using hadoop

2014· article· en· W2220172898 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenueComputer Science and Software Engineering · 2014
Typearticle
Languageen
FieldComputer Science
TopicCloud Computing and Resource Management
Canadian institutionsUniversity of Ottawa
Fundersnot available
KeywordsBig dataComputer scienceUnstructured dataVolume (thermodynamics)AnalyticsData scienceInstallationThe InternetDatabaseData modelingRelational databaseWorld Wide WebData miningOperating system
DOInot available

Abstract

fetched live from OpenAlex

The exponential growth of data, especially over the internet; leads to the dramatic rise of unstructured and semi-structured data, in addition to the traditional (structured) data. Since relational databases and associated tools were designed to interact with structured data, companies such as Google and Yahoo were facing challenges dealing with the unstructured and semi-structured data. When the volume of data goes beyond the processing capacity of the existing algorithms, it is considered as Big Data. Hadoop is a popular technology for analyzing Big data. There are tools available on Hadoop platform to assist analysts create complex queries and run machine learning algorithms in a parallel and distributed fashion. The goal of this workshop is to provide the participants with hands-on experiences on analyzing Big data, installing Hadoop on Linux-based machines (PCs equipped with Ubuntu OS), and running examples on Hadoop framework.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.002
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: none
GenreCandidate signal: Methods · Consensus signal: Methods
Teacher disagreement score0.693
Threshold uncertainty score0.604

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0020.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.001
Science and technology studies0.0000.000
Scholarly communication0.0010.000
Open science0.0030.004
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.047
GPT teacher head0.234
Teacher spread0.187 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it