Results 21 to 30 of about 248,320 (248)

Preprocessing of audio data for voice transcription systems

open access: yesAdaptivni Sistemi Avtomatičnogo Upravlinnâ, 2023
The object of study is the audio file transcription system. The article presents a study on the impact of using high-pass, low-pass, and bandpass filters on the process of transcribing audio files.
M. Drahan, A. Pysarenko
doaj   +1 more source

Multivariate data approximation with preprocessing of data

open access: yesComputer Assisted Methods in Engineering and Science, 2022
An adaptive information system is constructed in order to approximate a set of multidimensional data. To get better approximation properties a pre-processing stage of data is proposed in which the set of points, forming the multidimensional data base ...
Witold Kosiński   +2 more
doaj  

FastqPuri: high-performance preprocessing of RNA-seq data

open access: yesBMC Bioinformatics, 2019
Background RNA sequencing (RNA-seq) has become the standard means of analyzing gene and transcript expression in high-throughput. While previously sequence alignment was a time demanding step, fast alignment methods and even more so transcript counting ...
Paula Pérez-Rubio   +2 more
doaj   +1 more source

MeteoIO 2.4.2: a preprocessing library for meteorological data [PDF]

open access: yesGeoscientific Model Development, 2014
Using numerical models which require large meteorological data sets is sometimes difficult and problems can often be traced back to the Input/Output functionality.
M. Bavay, T. Egger
doaj   +1 more source

Data preprocessing impact on machine learning algorithm performance

open access: yesOpen Computer Science, 2023
The popularity of artificial intelligence applications is on the rise, and they are producing better outcomes in numerous fields of research. However, the effectiveness of these applications relies heavily on the quantity and quality of data used.
Amato Alberto, Di Lecce Vincenzo
doaj   +1 more source

Using Entropy in Web Usage Data Preprocessing

open access: yesEntropy, 2018
The paper is focused on an examination of the use of entropy in the field of web usage mining. Entropy creates an alternative possibility of determining the ratio of auxiliary pages in the session identification using the Reference Length method.
Michal Munk, Lubomir Benko
doaj   +1 more source

Graph Matching for Marker Labeling and Missing Marker Reconstruction With Bone Constraint by LSTM in Optical Motion Capture

open access: yesIEEE Access, 2021
Optical motion capture (MOCAP) is a commonly used technology to record the motion of non-rigid objects with high accuracy in 3D space. However, the MOCAP data has to be processed further before it can be used. The scattered reconstructed motion data must
Jianfang Li   +3 more
doaj   +1 more source

PREPROCESSING OF SATELLITE DATA FOR URBAN OBJECT EXTRACTION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Very high resolution (VHR) DSMs (digital surface models) derived from stereo- or multi-stereo images from current VHR satellites like WorldView-2 or Pléiades can be produced up to the ground sampling distance (GSD) of the sensors in the range of 50 cm to
T. Krauß
doaj   +1 more source

Feature Detection Techniques for Preprocessing Proteomic Data

open access: yesInternational Journal of Biomedical Imaging, 2010
Numerous gel-based and nongel-based technologies are used to detect protein changes potentially associated with disease. The raw data, however, are abundant with technical and structural complexities, making statistical analysis a difficult task.
Kimberly F. Sellers   +1 more
doaj   +1 more source

Transcriptional profiling of circulating extracellular vesicles from prebiopsy prostate cancer patients

open access: yesMolecular Oncology, EarlyView.
RNA profiling of circulating extracellular vesicles (EVs) from blood samples of men undergoing prostate biopsy identifies transcripts associated with clinically significant prostate cancer. Integrative analysis with public tumor datasets links EV‐derived gene signatures to tumor stage and progression‐free survival, highlighting CASP3, XRCC2, and RIT1 ...
Stefan Werner   +14 more
wiley   +1 more source

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