Semantic parsing - PowerPoint PPT Presentation


Understanding Semasiology: The Study of Word Meaning

Semasiology is a branch of linguistics focused on the meaning of words. It delves into various aspects of lexical meaning, semantic development, polysemy, and semantic structure. Through exploring types of word meanings and semantic changes, semasiology helps us comprehend the intricate nuances of l

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Understanding LR Parsing and State Merging Techniques

The content discusses LR parsing techniques such as LR(0), SLR(1), LR(1), LALR(1), and their advantages in resolving shift-reduce and reduce-reduce conflicts. It also delves into state merging in LR parsing, highlighting how merging states can introduce conflicts and affect error detection in parser

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Understanding Semantic Memory Models in Cognitive Psychology

Explore the structure and processes of semantic memory through traditional and neural network views. Delve into symbolic and network models, such as Collins & Quillian's 1970 model, which organize concepts as nodes and links, depicting relationships between concepts within semantic memory representa

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Understanding Semantic Roles in Linguistics

Semantic roles, also known as theta roles, play a crucial part in understanding the relationships between participants and verbs in a sentence. They include agents, experiencers, causers, positioners, subject complements, and objects. Agents are typically the doers of actions, experiencers receive e

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Understanding Semantic Roles in Sentence Structure

Semanticists analyze sentences based on semantic structure rather than traditional syntactic terms like subject and object. Instead, they use semantic terms such as Agent, External causer, Instrument, Affected, Recipient, and Locative. These terms help describe how people and things participate in r

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Semantic Analysis of Clinical Narratives Using Complex Knowledge Graphs

Need for improved semantic analysis of clinical narratives for information retrieval and decision support is addressed through the use of complex knowledge graphs. These graphs capture axiomatic descriptions of generalizable truths about entities in the medical domain, providing a language-independe

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Understanding Semantic Properties in Lexical Semantics

Explore the concept of semantic properties in lexical semantics through examples involving word meanings and relationships. Learn how semantic properties form the basic building blocks of language construction, sharing common attributes among words while also showing contrastive distinctions. Dive i

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Evolution of Semantic Field Theory in Linguistics

The theory of semantic fields, also known as field-theory, originated in the 1920s and 1930s with German and Swiss scholars. J. Trier and L. Weisgerber further developed this theory post World War II, associating it with the Language and Society movement. Trier's approach focused on comparing the st

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Dynamic Oracle Training in Constituency Parsing

Policy gradient serves as a proxy for dynamic oracles in constituency parsing, helping to improve parsing accuracy by supervising each state with an expert policy. When dynamic oracles are not available, reinforcement learning can be used as an alternative to achieve better results in various natura

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Understanding Shift-Reduce Parsing Example in Mr. Lupoli's F2012

This example explains shift-reduce parsing by tracing the input to the original start symbol. It demonstrates how shifting and reducing operations work in parsing mechanics, using the given original production and syntax rules for matching and reduction steps.

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Neural Shift-Reduce Dependency Parsing in Natural Language Processing

This content explores the concept of Shift-Reduce Dependency Parsing in the context of Natural Language Processing. It describes how a Shift-Reduce Parser incrementally builds a parse without backtracking, maintaining a buffer of input words and a stack of constructed constituents. The process invol

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Understanding the Importance of Semantic HTML Tags

In this lecture, we delve into the significance of semantic HTML tags in structuring web content. We explore when to use

and tags, emphasizing their roles in CSS styling and scripting. Discover the benefits of organizing content into logical sections and learn how to utilize semantic co

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Exploring Semantic Web Technologies: RDFa, GRDDL, and POWDER

Delve into the depths of Semantic Web technologies with a focus on RDFa, GRDDL, and POWDER through the guidance of Dr. Nicholas Gibbins. Learn about embedding Semantic Web data, republishing embedded data, and the usage of GRDDL for XML transformations.

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Understanding Semantic Properties of Verbs in English Language

Explore the semantic properties of English verbs through various examples and classifications. Discover how verbs like hit, kiss, and touch share common properties, while verbs like make, create, imagine, and build belong to different classes based on their semantic relationships. Delve into the gra

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Semantic Web Technologies and Knowledge Representation Overview

Semantic Web technologies such as RDF, RDFS, OWL, and SPARQL form the basis of a web of data designed for machine understanding. Knowledge representation languages play a crucial role in AI, with Semantic Web languages like OWL leading the current generation. Contrasting database and knowledge base

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Dynamic Semantic Parser Approach for Sequential Question Answering

Using a Dynamic Semantic Parser approach, the research focuses on Sequential Question Answering (SQA) by structuring queries based on semantic parses of tables as single-table databases. The goal is to generate structured queries for questions by defining formal query languages and actions for trans

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Natural Language Semantics: Combining Logical and Distributional Methods

Explore the integration of logical and distributional methods in natural language semantics, including the use of probabilistic logic, FOPC, Montague Semantics, semantic parsing, and more. Delve into the rich representation of knowledge, semantic compositionality, and the mapping of natural language

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Understanding Semantic Effects in Verbal Short-term Memory

Investigating the impact of semantic knowledge and similarity on verbal short-term memory, this study delves into how imageability of words influences recall. Key findings highlight the influence of semantic relatedness and the imageability effect on memory retention, shedding light on the mechanism

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Unveiling Polarity with Polarity-Inducing Latent Semantic Analysis

Polarity-Inducing Latent Semantic Analysis (PILSA) introduces a novel vector space model that distinguishes antonyms from synonyms. By encoding polarity information, synonyms cluster closely while antonyms are positioned at opposite ends of a unit sphere. Existing models struggle with finer distinct

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Multimodal Semantic Indexing for Image Retrieval at IIIT Hyderabad

This research delves into multimodal semantic indexing methods for image retrieval, focusing on extending Latent Semantic Indexing (LSI) and probabilistic LSI to a multi-modal setting. Contributions include the refinement of graph models and partitioning algorithms to enhance image retrieval from tr

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Understanding Advanced Parsing Techniques for NLP Evaluation

Delve into the realm of advanced parsing with a focus on evaluating natural language processing models. Learn about tree comparison, evaluation measures like Precision and Recall, and the use of corpora like Penn Treebank for standardized parsing evaluation. Gain insights on how to assess parser per

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Analyzing Discourse Structures in Natural Language Processing

This content explores various aspects of NLP including discourse analysis, parsing, rhetorical relations, and argumentative zoning. It delves into understanding text structures, relationships, and the use of different rhetorical devices. Examples and illustrations are provided to aid comprehension a

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Semantic Data Model of Electronic Invoicing Core Elements

Presentation by Fred van Blommestein on the EN16931-1 semantic data model of core elements in electronic invoicing, covering invoice processes, core invoice design, semantic model details, business rules, and invoicing principles. The model includes 160 elements in 33 groups, with mandatory elements

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Review of Quiz 2 Topics: Encoding in Python, Binary Representations, and Parsing Messages

Today's session covered a review of Quiz 2 topics focusing on Encoding in Python, Binary Representations, and Parsing Messages. Key points included understanding why different types of data cannot have unique types in Python, recognizing the significance of 0d0a in HTTP body, discussing exercises fr

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Understanding Sentence Comprehension and Memory in Psycholinguistics

Sentence comprehension involves parsing, assigning linguistic categories, and utilizing syntactic, semantic, and pragmatic knowledge. The immediacy principle and wait-and-see approach play roles in the processing of sentences. Figurative language and the challenges in parsing sentences are also disc

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Understanding Top-Down Parsing in Context-Free Syntax

Context-free syntax expressed with context-free grammar plays a key role in top-down parsing. This parsing method involves constructing parse trees from the root down to match an input string by selecting the right productions guided by the input. Recursive-descent parsing, Rule Sentential Forms, an

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Revisiting Semantic Feature Analysis: A Classic Therapy Technique

Aphasia often involves semantic breakdown, and Semantic Feature Analysis (SFA) is a foundational technique for various treatments addressing semantic impairments. This presentation explores the effectiveness of SFA in improving naming, generalization to spontaneous speech, and treatment goals beyond

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Exploring Fast & Accurate Parsing With Learning to Prune

In this informative content, the concept of learning to prune is discussed in the context of exploring the frontier of fast and accurate parsing. It delves into the optimization tradeoff between runtime and accuracy in end-to-end systems, showcasing a Pareto frontier of different system performances

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Exploring Data Acquisition and Parsing Methods in Data Science

This lecture covers various aspects of obtaining and parsing data, including methods for extracting web content, basic PANDAS commands for data storage and exploration, and the use of libraries like Requests, BeautifulSoup, and PANDAS. The Data Science Process is highlighted, emphasizing the importa

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Introduction to NLP Parsing Techniques and Algorithms

Delve into the world of Natural Language Processing (NLP) with a focus on parsing techniques like Cocke-Kasami-Younger (CKY) and Chart Parsing. Explore challenges such as left recursion and dynamic programming in NLP, along with detailed examples and explanations of the CKY Algorithm.

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Integrated Reporting Workshop Wrap-Up and Next Steps

The workshop on integrated reporting held on 1st December 2022 focused on enhancing proposals, planning JBRC setup, data dictionary governance, semantic integration, and more. The roadmap for 2023 includes topics like data granularity, governance, and continuous work on semantic and syntactic layers

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Enhancing Name and Address Parsing for Data Standardization

Explore the project focused on improving the quality of name and address parsing using active learning methods at the University of Arkansas. Learn about the importance of parsing, entity resolution, and the token pattern approach in standardizing and processing unstructured addresses. Discover the

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Semantic Relations Expressed by Prepositions in Modeling Study

Explore the study on modeling semantic relations expressed by prepositions conducted by Vivek Srikumar and Dan Roth from the University of Illinois, Urbana-Champaign. The research delves into prepositions triggering relations, ontology of preposition relations, examples of preposition relations, pre

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Ensembling Diverse Approaches to Question Answering

Diverse types of question answering approaches include factoid querying, compositional querying of structured databases/knowledge graphs, reading comprehension, and visual question answering. Limitations of factoid question answering are also discussed, highlighting the need for specific queries and

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Annotating Semantic Issues in Translation for Students

This chapter delves into semantic issues in translation, aiming to assist students in annotating their translations from a semantic viewpoint. It emphasizes using semantic information to aid in translating data accurately while maintaining communicative effectiveness. The story discussed highlights

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Semantic Classification of Prepositions in Bulgarian WordNet: A Comprehensive Overview

This presentation delves into the semantic classification of prepositions in the BulTreeBank WordNet, focusing on the incorporation of prepositions, closed-class words, and the benefits for neural model building in Bulgarian language processing. The motivation behind the study, challenges posed by p

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Understanding Bottom-Up and Top-Down Parsing in Computer Science

Bottom-up parsing and top-down parsing are two essential strategies in computer science for analyzing and processing programming languages. Bottom-up parsing involves constructing a parse tree starting from the leaves and moving towards the root, while top-down parsing begins at the root and grows t

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Overview of Compiler Principle - Prof. Dongming LU

Introduction to compiler principles with a focus on lexical analysis, parsing, abstract syntax, semantic analysis, activation records, translating into intermediate code, and other key aspects related to bindings in the Tiger compiler. The content covers topics like semantic analysis, name spaces, t

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Requirements for Semantic Biobanks and Global Biobank Data Retrieval

Explore the critical aspects of semantic interoperability in biobanking, highlighting the need for formal ontologies, comprehensive annotations, and model of meaning data. The (Generalized) Biomedical Retrieval Scenario underscores the importance of effective resource retrieval based on content-base

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Exploring Binary Representation and Semantic Approaches in Data and Programs

Delve into the fascinating realm of binary representation and semantic approaches in data and programs through a series of discussions and examples. Topics include encoding/decoding relevance, tamper-proof bytecode formats, incorporating semantic info for compact encodings, and playing guess-who gam

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