1,236 research outputs found
Chemical and biological reactions of solidification of peat using ordinary portland cement (OPC) and coal ashes
Construction over peat area have often posed a challenge to geotechnical engineers.
After decades of study on peat stabilisation techniques, there are still no absolute
formulation or guideline that have been established to handle this issue. Some
researchers have proposed solidification of peat but a few researchers have also
discovered that solidified peat seemed to decrease its strength after a certain period of
time. Therefore, understanding the chemical and biological reaction behind the peat
solidification is vital to understand the limitation of this treatment technique. In this
study, all three types of peat; fabric, hemic and sapric were mixed using Mixing 1 and
Mixing 2 formulation which consisted of ordinary Portland cement, fly ash and bottom
ash at various ratio. The mixtures of peat-binder-filler were subjected to the
unconfined compressive strength (UCS) test, bacterial count test and chemical
elemental analysis by using XRF, XRD, FTIR and EDS. Two pattern of strength over
curing period were observed. Mixing 1 samples showed a steadily increase in strength
over curing period until Day 56 while Mixing 2 showed a decrease in strength pattern
at Day 28 and Day 56. Samples which increase in strength steadily have less bacterial
count and enzymatic activity with increase quantity of crystallites. Samples with lower
strength recorded increase in bacterial count and enzymatic activity with less
crystallites. Analysis using XRD showed that pargasite
(NaCa2[Mg4Al](Si6Al2)O22(OH)2) was formed in the higher strength samples while in
the lower strength samples, pargasite was predicted to be converted into monosodium
phosphate and Mg(OH)2 as bacterial consortium was re-activated. The MichaelisοΏ½Menten coefficient, Km of the bio-chemical reaction in solidified peat was calculated
as 303.60. This showed that reaction which happened during solidification work was
inefficient. The kinetics for crystallite formation with enzymatic effect is modelled as
135.42 (1/[S] + 0.44605) which means, when pargasite formed is lower, the amount
of enzyme secretes is higher
Π Π°Π·ΡΠ΅ΡΠ°Π²Π°ΡΠ΅ ΠΈΠ΄Π΅Π½ΡΠΈΡΠ΅ΡΠ° ΠΈ Π³ΡΡΠΏΠΈΡΠ°ΡΠ΅ Π΄ΠΈΠ³ΠΈΡΠ°Π»Π½ΠΈΡ Π΄ΠΎΠΊΠ°Π·Π° ΠΎ ΠΎΡΡΠΌΡΠΈΡΠ΅Π½ΠΈΠΌΠ° ΠΏΡΠΈΠΌΠ΅Π½ΠΎΠΌ ΡΠ΅Ρ Π½ΠΎΠ»ΠΎΠ³ΠΈΡΠ° ΠΏΡΠ΅ΠΏΠΎΠ·Π½Π°Π²Π°ΡΠ° Π»ΠΈΡΠ° ΠΈ ΡΠΈΡΡΠ΅ΠΌΠ° ΡΠΎΡΡΠ²Π΅ΡΡΠΊΠΈΡ ΠΈΠ½ΡΠ΅Π»ΠΈΠ³Π΅Π½ΡΠΈΡ Π°Π³Π΅Π½Π°ΡΠ° Π·Π°ΡΠ½ΠΎΠ²Π°Π½ΠΎΠ³ Π½Π° Π½Π΅Π°ΠΊΡΠΈΠΎΠΌΠ°ΡΡΠΊΠΎΠΌ ΡΠ΅Π·ΠΎΠ½ΠΎΠ²Π°ΡΡ
The work of criminal police in modern society is characterized by the proliferation of data
and information to be processed, greater demands for restrictions on personal data, increased public
monitoring, and higher expectations in the efficiency of detecting perpetrators, but still lack
resources, both human and material. One of the more complex tasks is to resolve the identity, the
change of which seeks to cover up criminal activities, i.e., the perpetrator himself, who is on the run.
In order to resolve the identity, it is necessary to group and present all available evidence
related to specific persons. The thesis proposes a clustering approach by comparing pairs of face
feature vectors extracted from images created in unconstrained conditions and based on reasoning
using non-axiomatic logic and graphs. Face clusters will be the central points around which data
from various police reports will be grouped. A system model has also been proposed in which
software agents will play a significant role, primarily in connecting the distribution environment
points formed in practice by police information systems.
The clustering approach was experimentally tested with six different face image databases
characterized by the fact that they were created in a way that simulates unconstrained conditions.
The obtained results of the proposed solution are compared with other state-of-the-art methods. The
results showed that the approach gives similar but mostly better results than the others. What gives a
notable advantage over other methods is the possibility of using mechanisms from non-axiomatic
logic such as revision and deduction, which can be used to acquire new knowledge based on
information from different system nodes, or in the local knowledge base, respectively.Π Π°Π΄ ΠΊΡΠΈΠΌΠΈΠ½Π°Π»ΠΈΡΡΠΈΡΠΊΠ΅ ΠΏΠΎΠ»ΠΈΡΠΈΡΠ΅ Ρ ΡΠ°Π²ΡΠ΅ΠΌΠ΅Π½ΠΎΠΌ Π΄ΡΡΡΡΠ²Ρ ΠΎΠ΄Π»ΠΈΠΊΡΡΠ΅ ΠΏΡΠΎΠ»ΠΈΡΠ΅ΡΠ°ΡΠΈΡΠ°
ΠΏΠΎΠ΄Π°ΡΠ°ΠΊΠ° ΠΈ ΠΈΠ½ΡΠΎΡΠΌΠ°ΡΠΈΡΠ° ΠΊΠΎΡΠ΅ ΡΡΠ΅Π±Π° ΠΎΠ±ΡΠ°ΡΠΈΠ²Π°ΡΠΈ, Π²Π΅ΡΠΈ Π·Π°Ρ
ΡΠ΅Π²ΠΈ Π·Π° ΠΎΠ³ΡΠ°Π½ΠΈΡΠ΅ΡΠΈΠΌΠ° Ρ ΡΠ°Π΄Ρ ΡΠ°
Π»ΠΈΡΠ½ΠΈΠΌ ΠΏΠΎΠ΄Π°ΡΠΈΠΌΠ°, ΠΏΠΎΡΠ°ΡΠ°Π½ΠΈ Π½Π°Π΄Π·ΠΎΡ ΠΏΡΠ΅ ΡΠ²Π΅Π³Π° ΡΠ°Π²Π½ΠΎΡΡΠΈ, Π²Π΅ΡΠ° ΠΎΡΠ΅ΠΊΠΈΠ²Π°ΡΠ° Ρ Π΅ΡΠΈΠΊΠ°ΡΠ½ΠΎΡΡΠΈ
ΠΎΡΠΊΡΠΈΠ²Π°ΡΠ° ΠΈΠ·Π²ΡΡΠΈΠ»Π°ΡΠ° ΠΊΡΠΈΠ²ΠΈΡΠ½ΠΈΡ
Π΄Π΅Π»Π°, Π°Π»ΠΈ ΠΈ Π΄Π°ΡΠ΅ Π½Π΅Π΄ΠΎΡΡΠ°ΡΠ°ΠΊ ΡΠ΅ΡΡΡΡΠ°, ΠΊΠ°ΠΊΠΎ ΡΡΠ΄ΡΠΊΠΈΡ
ΡΠ°ΠΊΠΎ ΠΈ
ΠΌΠ°ΡΠ΅ΡΠΈΡΠ°Π»Π½ΠΈΡ
. ΠΠ΅Π΄Π°Π½ ΠΎΠ΄ ΡΠ»ΠΎΠΆΠ΅Π½ΠΈΡΠΈΡ
Π·Π°Π΄Π°ΡΠ°ΠΊΠ° ΡΠ΅ΡΡΠ΅ ΡΠ°Π·ΡΠ΅ΡΠ°Π²Π°ΡΠ΅ ΠΈΠ΄Π΅Π½ΡΠΈΡΠ΅ΡΠ° ΡΠΈΡΠΎΠΌ ΠΏΡΠΎΠΌΠ΅Π½ΠΎΠΌ
ΡΠ΅ Π½Π°ΡΡΠΎΡΠ΅ ΠΏΡΠΈΠΊΡΠΈΡΠΈ ΠΊΡΠΈΠΌΠΈΠ½Π°Π»Π½Π΅ Π°ΠΊΡΠΈΠ²Π½ΠΎΡΡΠΈ, ΠΎΠ΄Π½ΠΎΡΠ½ΠΎ ΡΠ°ΠΌ ΠΈΠ·Π²ΡΡΠΈΠ»Π°Ρ ΠΊΠΎΡΠΈ ΡΠ΅ Ρ Π±Π΅ΠΊΡΡΠ²Ρ.
ΠΠ° Π±ΠΈ ΡΠ΅ ΡΠ°Π·ΡΠ΅ΡΠΈΠΎ ΠΈΠ΄Π΅Π½ΡΠΈΡΠ΅Ρ, ΠΏΠΎΡΡΠ΅Π±Π½ΠΎ ΡΠ΅ Π³ΡΡΠΏΠΈΡΠ°ΡΠΈ ΠΈ ΠΏΡΠ΅Π·Π΅Π½ΡΠΎΠ²Π°ΡΠΈ ΡΠ²Π΅ ΡΠ°ΡΠΏΠΎΠ»ΠΎΠΆΠΈΠ²Π΅
Π΄ΠΎΠΊΠ°Π·Π΅ Π²Π΅Π·Π°Π½Π΅ Π·Π° ΠΎΠ΄ΡΠ΅ΡΠ΅Π½Π΅ ΠΎΡΠΎΠ±Π΅. Π£ Π΄ΠΈΡΠ΅ΡΡΠ°ΡΠΈΡΠΈ ΡΠ΅ ΠΏΡΠ΅Π΄Π»ΠΎΠΆΠ΅Π½ Π½ΠΎΠ²ΠΈ ΠΏΡΠΈΡΡΡΠΏ ΠΊΠ»Π°ΡΡΠ΅ΡΠΎΠ²Π°ΡΡ
ΠΏΠΎΡΠ΅ΡΠ΅ΡΠ΅ΠΌ ΠΏΠ°ΡΠΎΠ²Π° Π²Π΅ΠΊΡΠΎΡΠ° ΠΎΠ΄Π»ΠΈΠΊΠ° Π»ΠΈΡΠ° Π΅ΠΊΡΡΡΠ°Ρ
ΠΎΠ²Π°Π½ΠΈΡ
ΠΈΠ· ΡΠ»ΠΈΠΊΠ° Π½Π°ΡΡΠ°Π»ΠΈΡ
Ρ Π½Π΅ΠΊΠΎΠ½ΡΡΠΎΠ»ΠΈΡΠ°Π½ΠΈΠΌ
ΡΡΠ»ΠΎΠ²ΠΈΠΌΠ°, Π° Π·Π°ΡΠ½ΠΎΠ²Π°Π½ Π½Π° ΡΠ΅Π·ΠΎΠ½ΠΎΠ²Π°ΡΡ ΠΏΡΠΈΠΌΠ΅Π½ΠΎΠΌ Π½Π΅Π°ΠΊΡΠΈΠΎΠΌΠ°ΡΡΠΊΠ΅ Π»ΠΎΠ³ΠΈΠΊΠ΅ ΠΈ Π³ΡΠ°ΡΠΎΠ²Π°. ΠΠ»Π°ΡΡΠ΅ΡΠΈ
ΡΠ»ΠΈΠΊΠ° Π»ΠΈΡΠ° ΠΏΡΠ΅Π΄ΡΡΠ°Π²ΡΠ°ΡΡ ΡΠ΅Π½ΡΡΠ°Π»Π½Π΅ ΡΠ°ΡΠΊΠ΅ ΠΎΠΊΠΎ ΠΊΠΎΡΠΈΡ
ΡΠ΅ Π³ΡΡΠΏΠΈΡΡ ΠΏΠΎΠ΄Π°ΡΠΈ ΠΈΠ· ΡΠ°Π·Π»ΠΈΡΠΈΡΠΈΡ
ΠΏΠΎΠ»ΠΈΡΠΈΡΡΠΊΠΈΡ
ΠΈΠ·Π²Π΅ΡΡΠ°ΡΠ°. Π’Π°ΠΊΠΎΡΠ΅ ΡΠ΅ ΠΏΡΠ΅Π΄Π»ΠΎΠΆΠ΅Π½ ΠΌΠΎΠ΄Π΅Π» ΡΠΈΡΡΠ΅ΠΌΠ° Ρ ΠΊΠΎΠΌΠ΅ ΡΠ΅ Π·Π½Π°ΡΠ°ΡΠ½Ρ ΡΠ»ΠΎΠ³Ρ ΠΈΠΌΠ°ΡΠΈ
ΡΠΎΡΡΠ²Π΅ΡΡΠΊΠΈ Π°Π³Π΅Π½ΡΠΈ, ΠΏΡΠ΅ ΡΠ²Π΅Π³Π° Ρ ΠΏΠΎΠ²Π΅Π·ΠΈΠ²Π°ΡΡ ΡΠ°ΡΠ°ΠΊΠ° Π΄ΠΈΡΡΡΠΈΠ±ΡΠΈΡΠ°Π½ΠΎΠ³ ΠΎΠΊΡΡΠΆΠ΅ΡΠ° ΠΊΠΎΡΠ΅ Ρ ΠΏΡΠ°ΠΊΡΠΈ
ΡΠΎΡΠΌΠΈΡΠ°ΡΡ ΠΏΠΎΠ»ΠΈΡΠΈΡΡΠΊΠΈ ΠΈΠ½ΡΠΎΡΠΌΠ°ΡΠΈΠΎΠ½ΠΈ ΡΠΈΡΡΠ΅ΠΌΠΈ.
ΠΠΎΠ²ΠΈ ΠΏΡΠΈΡΡΡΠΏ ΠΊΠ»Π°ΡΡΠ΅ΡΠΎΠ²Π°ΡΡ ΡΠ΅ Π΅ΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ°Π»Π½ΠΎ ΠΈΡΠΏΠΈΡΠ°Π½ ΡΠ° ΡΠ΅ΡΡ ΡΠ°Π·Π»ΠΈΡΠΈΡΠΈΡ
Π±Π°Π·Π°
ΠΏΠΎΠ΄Π°ΡΠ°ΠΊΠ° Π»ΠΈΡΠ° ΠΊΠ°ΡΠ°ΠΊΡΠ΅ΡΠΈΡΡΠΈΡΠ½ΠΈΡ
ΠΏΠΎ ΡΠΎΠΌΠ΅ ΡΡΠΎ ΡΡ ΠΊΡΠ΅ΠΈΡΠ°Π½Π΅ Π½Π° Π½Π°ΡΠΈΠ½ ΠΊΠΎΡΠΈΠΌ ΡΠ΅ ΡΠΈΠΌΡΠ»ΠΈΡΠ°ΡΡ
Π½Π΅ΠΊΠΎΠ½ΡΡΠΎΠ»ΠΈΡΠ°Π½ΠΈ ΡΡΠ»ΠΎΠ²ΠΈ. ΠΠΎΠ±ΠΈΡΠ΅Π½ΠΈ ΡΠ΅Π·ΡΠ»ΡΠ°ΡΠΈ ΠΏΡΠ΅Π΄Π»ΠΎΠΆΠ΅Π½ΠΎΠ³ ΡΠ΅ΡΠ΅ΡΠ° ΡΡ ΡΠΏΠΎΡΠ΅ΡΠ΅Π½ΠΈ ΡΠ° ΠΎΡΡΠ°Π»ΠΈΠΌ
Π²ΡΡ
ΡΠ½ΡΠΊΠΈΠΌ ΠΌΠ΅ΡΠΎΠ΄Π°ΠΌΠ°. Π Π΅Π·ΡΠ»ΡΠ°ΡΠΈ ΡΡ ΠΏΠΎΠΊΠ°Π·Π°Π»ΠΈ Π΄Π° ΠΏΡΠΈΡΡΡΠΏ Π΄Π°ΡΠ΅ ΠΏΡΠΈΠ±Π»ΠΈΠΆΠ½Π΅, Π°Π»ΠΈ ΡΠ³Π»Π°Π²Π½ΠΎΠΌ Π±ΠΎΡΠ΅
ΡΠ΅Π·ΡΠ»ΡΠ°ΡΠ΅ ΠΎΠ΄ ΠΎΡΡΠ°Π»ΠΈΡ
. ΠΠ½ΠΎ ΡΡΠΎ Π΄Π°ΡΠ΅ ΠΏΠΎΡΠ΅Π±Π½Ρ ΠΏΡΠ΅Π΄Π½ΠΎΡΡ Ρ ΠΎΠ΄Π½ΠΎΡΡ Π½Π° ΠΎΡΡΠ°Π»Π΅ ΠΌΠ΅ΡΠΎΠ΄Π΅ ΡΠ΅ΡΡΠ΅
ΠΌΠΎΠ³ΡΡΠ½ΠΎΡΡ ΠΊΠΎΡΠΈΡΡΠ΅ΡΠ° ΠΌΠ΅Ρ
Π°Π½ΠΈΠ·Π°ΠΌΠ° ΠΈΠ· Π½Π΅Π°ΠΊΡΠΈΠΎΠΌΠ°ΡΡΠΊΠ΅ Π»ΠΎΠ³ΠΈΠΊΠ΅ ΠΏΠΎΠΏΡΡ ΡΠ΅Π²ΠΈΠ·ΠΈΡΠ΅ ΠΈ Π΄Π΅Π΄ΡΠΊΡΠΈΡΠ΅,
ΠΏΠΎΠΌΠΎΡΡ ΠΊΠΎΡΠΈΡ
ΡΠ΅ ΠΌΠΎΠ³Ρ ΡΡΠΈΡΠ°ΡΠΈ Π½ΠΎΠ²Π° Π·Π½Π°ΡΠ° Π½Π° ΠΎΡΠ½ΠΎΠ²Ρ ΠΈΠ½ΡΠΎΡΠΌΠ°ΡΠΈΡΠ° ΠΈΠ· ΡΠ°Π·Π»ΠΈΡΠΈΡΠΈΡ
Π½ΠΎΠ΄ΠΎΠ²Π°
ΡΠΈΡΡΠ΅ΠΌΠ°, ΠΈΠ»ΠΈ Ρ Π»ΠΎΠΊΠ°Π»Π½ΠΎΡ Π±Π°Π·ΠΈ Π·Π½Π°ΡΠ°, ΡΠ΅ΡΠΏΠ΅ΠΊΡΠΈΠ²Π½ΠΎ
Automatic handwriter identification using advanced machine learning
Handwriter identification a challenging problem especially for forensic investigation. This topic has received significant attention from the research community and several handwriter identification systems were developed for various applications including forensic science, document analysis and investigation of the historical documents. This work is part of an investigation to develop new tools and methods for Arabic palaeography, which is is the study of handwritten material, particularly ancient manuscripts with missing writers, dates, and/or places. In particular, the main aim of this research project is to investigate and develop new techniques and algorithms for the classification and analysis of ancient handwritten documents to support palaeographic studies.
Three contributions were proposed in this research. The first is concerned with the development of a text line extraction algorithm on colour and greyscale historical manuscripts. The idea uses a modified bilateral filtering approach to adaptively smooth the images while still preserving the edges through a nonlinear combination of neighboring image values. The proposed algorithm aims to compute a median and a separating seam and has been validated to deal with both greyscale and colour historical documents using different datasets. The results obtained suggest that our proposed technique yields attractive results when compared against a few similar algorithms.
The second contribution proposes to deploy a combination of Oriented Basic Image features and the concept of graphemes codebook in order to improve the recognition performances. The proposed algorithm is capable to effectively extract the most distinguishing handwriterβs patterns. The idea consists of judiciously combining a multiscale feature extraction with the concept of grapheme to allow for the extraction of several discriminating features such as handwriting curvature, direction, wrinkliness and various edge-based features. The technique was validated for identifying handwriters using both Arabic and English writings captured as scanned images using the IAM dataset for English handwriting and ICFHR 2012 dataset for Arabic handwriting. The results obtained clearly demonstrate the effectiveness of the proposed method when compared against some similar techniques.
The third contribution is concerned with an offline handwriter identification approach based on the convolutional neural network technology. At the first stage, the Alex-Net architecture was employed to learn image features (handwritten scripts) and the features obtained from the fully connected layers of the model. Then, a Support vector machine classifier is deployed to classify the writing styles of the various handwriters. In this way, the test scripts can be classified by the CNN training model for further classification. The proposed approach was evaluated based on Arabic Historical datasets; Islamic Heritage Project (IHP) and Qatar National Library (QNL). The obtained results demonstrated that the proposed model achieved superior performances when compared to some similar method
Individual and ensemble functional link neural networks for data classification
This study investigated the Functional Link Neural Network (FLNN) for solving data classification problems. FLNN based models were developed using evolutionary methods as well as ensemble methods. The outcomes of the experiments covering benchmark classification problems, positively demonstrated the efficacy of the proposed models for undertaking data classification problems
Exploiting Spatio-Temporal Coherence for Video Object Detection in Robotics
This paper proposes a method to enhance video object detection for indoor environments in robotics. Concretely, it exploits knowledge about the camera motion between frames to propagate previously detected objects to successive frames. The proposal is rooted in the concepts of planar homography to propose regions of interest where to find objects, and recursive Bayesian filtering to integrate observations over time. The proposal is evaluated on six virtual, indoor environments, accounting for the detection of nine object classes over a total of βΌ 7k frames. Results show that our proposal improves the recall and the F1-score by a factor of 1.41 and 1.27, respectively, as well as it achieves a significant reduction of the object categorization entropy (58.8%) when compared to a two-stage video object detection method used as baseline, at the cost of small time overheads (120 ms) and precision loss (0.92).</p
Knowledge and Reasoning for Image Understanding
abstract: Image Understanding is a long-established discipline in computer vision, which encompasses a body of advanced image processing techniques, that are used to locate (βwhereβ), characterize and recognize (βwhatβ) objects, regions, and their attributes in the image. However, the notion of βunderstandingβ (and the goal of artificial intelligent machines) goes beyond factual recall of the recognized components and includes reasoning and thinking beyond what can be seen (or perceived). Understanding is often evaluated by asking questions of increasing difficulty. Thus, the expected functionalities of an intelligent Image Understanding system can be expressed in terms of the functionalities that are required to answer questions about an image. Answering questions about images require primarily three components: Image Understanding, question (natural language) understanding, and reasoning based on knowledge. Any question, asking beyond what can be directly seen, requires modeling of commonsense (or background/ontological/factual) knowledge and reasoning.
Knowledge and reasoning have seen scarce use in image understanding applications. In this thesis, we demonstrate the utilities of incorporating background knowledge and using explicit reasoning in image understanding applications. We first present a comprehensive survey of the previous work that utilized background knowledge and reasoning in understanding images. This survey outlines the limited use of commonsense knowledge in high-level applications. We then present a set of vision and reasoning-based methods to solve several applications and show that these approaches benefit in terms of accuracy and interpretability from the explicit use of knowledge and reasoning. We propose novel knowledge representations of image, knowledge acquisition methods, and a new implementation of an efficient probabilistic logical reasoning engine that can utilize publicly available commonsense knowledge to solve applications such as visual question answering, image puzzles. Additionally, we identify the need for new datasets that explicitly require external commonsense knowledge to solve. We propose the new task of Image Riddles, which requires a combination of vision, and reasoning based on ontological knowledge; and we collect a sufficiently large dataset to serve as an ideal testbed for vision and reasoning research. Lastly, we propose end-to-end deep architectures that can combine vision, knowledge and reasoning modules together and achieve large performance boosts over state-of-the-art methods.Dissertation/ThesisDoctoral Dissertation Computer Science 201
A novel approach to handwritten character recognition
A number of new techniques and approaches for off-line handwritten character recognition are presented which individually make significant advancements in the field.
First. an outline-based vectorization algorithm is described which gives improved accuracy in producing vector representations of the pen strokes used to draw characters. Later. Vectorization and other types of preprocessing are criticized and an approach to recognition is suggested which avoids separate preprocessing stages by incorporating them into later stages. Apart from the increased speed of this approach. it allows more effective alteration of the character images since more is known about them at the later stages. It also allows the possibility of alterations being corrected if they are initially detrimental to recognition.
A new feature measurement. the Radial Distance/Sector Area feature. is presented which is highly robust. tolerant to noise. distortion and style variation. and gives high accuracy results when used for training and testing in a statistical or neural classifier. A very powerful classifier is therefore obtained for recognizing correctly segmented characters. The segmentation task is explored in a simple system of integrated over-segmentation. Character classification and approximate dictionary checking. This can be extended to a full system for handprinted word recognition.
In addition to the advancements made by these methods. a powerful new approach to handwritten character recognition is proposed as a direction for future research. This proposal combines the ideas and techniques developed in this thesis in a hierarchical network of classifier modules to achieve context-sensitive. off-line recognition of handwritten text. A new type of "intelligent" feedback is used to direct the search to contextually sensible classifications. A powerful adaptive segmentation system is proposed which. when used as the bottom layer in the hierarchical network. allows initially incorrect segmentations to be adjusted according to the hypotheses of the higher level context modules
Domain knowledge, uncertainty, and parameter constraints
Ph.D.Committee Chair: Guy Lebanon; Committee Member: Alex Shapiro; Committee Member: Alexander Gray; Committee Member: Chin-Hui Lee; Committee Member: Hongyuan Zh
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