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Probabilistic Lightweight Ontology per l'estrazione e rappresentazione della Semantica
(2011-04-15)
L'estrazione e la rappresentazione della semantica contenuta nel
linguaggio sono tra i principali argomenti che da sempre animano le
discussioni in psicologia cognitiva e intelligenza artificiale. Nell'ambi-
to di queste ...
Forensic Analysis for Digital Images
(2011-11-23)
Nowadays, taking and sharing digital pictures is becoming a very popular
activity. This is witnessed by the explosive growth of the digital cameras
market: e.g., more than one billion of digital cameras have been produced
and ...
A study on the role of dielectric and its interface in the performances of Organic Thin-Film Transistor
(2011-05-06)
Organic Thin-Film Transistor (OTFT) can be considered one of the building blocks of
Organic Large-Area Electronics. The role of this kind of switching device is crucial in the organic
information displays field but also ...
Analysis and design of 4H-SiC bipolar mode field effect power (BMFET)
(2013-03-20)
Analysis and design of a new Silicon Carbide polytype 4H (4H-SiC) bipolar power transistor are
the main topics of this Ph.D. thesis. The device is the Bipolar Mode Field Effect Transistor
(BMFET) and exploits the electric ...
Text retrieval and categorization through a weighted word pairs approach
(2013-03-19)
The focus of this dissertation is the development and validation of a novel method for supervised text classification to be used effectively when small sized training sets are available. The proposed approach, which relies ...
Carbon nanotube based networks, bio-nano-composites and sensors
(2013-03-15)
The formation of a photosensitive device due to the local breakdown in an MOS structure with an impurity containing oxide layer has been observed. A stepwise breakdown of the oxide layer resulted in the formation of a ...
Characterization, modeling and simulation of 4H-SiC power diodes
(2011-05-18)
Exploring the attractive electrical properties of the Silicon Carbide (SiC) for power devices, the
characterization and the analysis of 4H-SiC pin diodes is the main topic of this Ph.D. document. In
particular, the thesis ...
A Study on Defects in Organic Semiconductors for Field Effect Transistors
(2014-03-20)
The understanding and the modeling of mechanisms involved in organic semiconductors are the aims of this Ph.D. thesis. In particular, the document focuses the attention on the role played by organic semiconductor defectson ...
Context-aware knowledge extraction for UV scene understanding
(2020-07-18)
In the surveillance systems, Unmanned Vehicle (UV) scene inter-
pretation is a non-trivial problem, because UVs need to possess
human-like common-sense knowledge to correctly interpret events
and situations occurring in ...
Organic semiconductor material and device characterization by low-frequency noise and admittance spectroscopy of polymer: fullerene solar cells and silicon/organic thin film heterodiodes
(2015-04-21)
The main focus of the present work is addressed to the field of organic
electronics, which has attracted increasing interest for the
development of flexible, large area and low cost electronic
applications, from light ...