Measurement of moisture and total reducing sugars using Near Infrared Spectroscopy /

0.61 and 0.016 % for moisture and sugars, respectively. The

Bibliographic Details
Main Author: Mehrubeoglu, Mehrube, 1971-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1995.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:0.61 and 0.016 % for moisture and sugars, respectively. The
accuracy and feasibility of measuring moisture and total
alternative to slow and tedious classical laboratory chemical
analysis methods. Moisture reflectance spectra were analyzed
conducted to improve the measurement accuracy, and further
correction, and filtering coupled with statistical analysis
correlation coefficient was 0.95 for moisture. The
corresponding value for sugar was 0.975. Best results were
cultivars in calibrating the prediction models. This study
Determining compound levels in fruits and vegetables is
develop the technique before indusuw implementation.
for online industrial applications. In this project, the
in the 900-1600 nm region. Transmission spectra from sliced
Infrared Spectroscopy technique was investigated as an
measurements using Near Infrared Spectroscopy are feasible in
necessary in the food industry for appropriate management and
obtained when models were created using single vegetable
prediction models were obtained with a standard deviation of
processing of these products. A fast, nondestructive and
reducing sugar content in a vegetable medium using a Near
reliable method of measuring compounds is extremely desirable
required standards. Overall, the results showed that
samples were tested within 2000 and 2500 nm. Using digital
showed that when combined cultivars are used in calibrating
signal processing techniques such as multiplicative signal
the applications investigated; however, these results are in
the prediction models, the predictive capability is below the
the preliminary stages and more research needs to be
tools such as partial least squares regression, the best
Item Description:"Major subject: Bioengineering".
Vita.
Physical Description:xv, 102 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.