Classification models - PowerPoint PPT Presentation


Recent Advances in Large Language Models: A Comprehensive Overview

Large Language Models (LLMs) are sophisticated deep learning algorithms capable of understanding and generating human language. These models, trained on massive datasets, excel at various natural language processing tasks such as sentiment analysis, text classification, natural language inference, s

1 views • 83 slides


Global Climate Models

Scientists simulate the climate system and project future scenarios by observing, measuring, and applying knowledge to computer models. These models represent Earth's surface and atmosphere using mathematical equations, which are converted to computer code. Supercomputers solve these equations to pr

3 views • 15 slides



System Models in Software Engineering: A Comprehensive Overview

System models play a crucial role in software engineering, aiding in understanding system functionality and communicating with customers. They include context models, behavioural models, data models, object models, and more, each offering unique perspectives on the system. Different types of system

1 views • 33 slides


Understanding Input-Output Models in Economics

Input-Output models, pioneered by Wassily Leontief, depict inter-industry relationships within an economy. These models analyze the dependencies between different sectors and have been utilized for studying agricultural production distribution, economic development planning, and impact analysis of i

8 views • 7 slides


Overview of Distributed Systems: Characteristics, Classification, Computation, Communication, and Fault Models

Characterizing Distributed Systems: Multiple autonomous computers with CPUs, memory, storage, and I/O paths, interconnected geographically, shared state, global invariants. Classifying Distributed Systems: Based on synchrony, communication medium, fault models like crash and Byzantine failures. Comp

9 views • 126 slides


Understanding Models of Teaching in Education

Exploring different models of teaching, such as Carroll's model, Proctor's model, and others, that guide educational activities and environments. These models specify learning outcomes, environmental conditions, performance criteria, and more to shape effective teaching practices. Functions of teach

1 views • 20 slides


Understanding Models of Teaching for Effective Learning

Models of teaching serve as instructional designs to facilitate students in acquiring knowledge, skills, and values by creating specific learning environments. Bruce Joyce and Marsha Weil classified teaching models into four families: Information Processing Models, Personal Models, Social Interactio

1 views • 28 slides


Understanding Classification Keys for Identifying and Sorting Things

A classification key is a tool with questions and answers, resembling a flow chart, to identify or categorize things. It helps in unlocking the identification of objects or living things. Explore examples like the Liquorice Allsorts Challenge and Minibeast Classification Key. Also, learn how to crea

1 views • 6 slides


Basics of Fingerprinting Classification and Cataloguing

Fingerprint classification is crucial in establishing a protocol for search, filing, and comparison purposes. It provides an orderly method to transition from general to specific details. Explore the Henry Classification system and the NCIC Classification, and understand why classification is pivota

5 views • 18 slides


Understanding ROC Curves in Multiclass Classification

ROC curves are extended to multiclass classification to evaluate the performance of models in scenarios such as binary, multiclass, and multilabel classifications. Different metrics such as True Positive Rate (TPR), False Positive Rate (FPR), macro, weighted, and micro averages are used to analyze t

3 views • 8 slides


Significance of Models in Agricultural Geography

Models play a crucial role in various disciplines, including agricultural geography, by offering a simplified and hypothetical representation of complex phenomena. When used correctly, models help in understanding reality and empirical investigations, but misuse can lead to dangerous outcomes. Longm

0 views • 8 slides


Understanding CGE and DSGE Models: A Comparative Analysis

Explore the similarities between Computable General Equilibrium (CGE) models and Dynamic Stochastic General Equilibrium (DSGE) models, their equilibrium concepts, and the use of descriptive equilibria in empirical modeling. Learn how CGE and DSGE models simulate the operation of commodity and factor

4 views • 15 slides


Understanding Classification in Data Analysis

Classification is a key form of data analysis that involves building models to categorize data into specific classes. This process, which includes learning and prediction steps, is crucial for tasks like fraud detection, marketing, and medical diagnosis. Classification helps in making informed decis

2 views • 72 slides


AI Projects at WIPO: Text Classification Innovations

WIPO is applying artificial intelligence to enhance text classification in international patent and trademark systems. The projects involve automatic text categorization in the International Patent Classification and Nice classification for trademarks using neural networks. Challenges such as the av

2 views • 10 slides


Enhancing Information Retrieval with Augmented Generation Models

Augmented generation models, such as REALM and RAG, integrate retrieval and generation tasks to improve information retrieval processes. These models leverage background knowledge and language models to enhance recall and candidate generation. REALM focuses on concatenation and retrieval operations,

1 views • 9 slides


Understanding Item Response Theory in Measurement Models

Item Response Theory (IRT) is a statistical measurement model used to describe the relationship between responses on a given item and the underlying trait being measured. It allows for indirectly measuring unobservable variables using indicators and provides advantages such as independent ability es

2 views • 32 slides


Understanding Discrete Optimization in Mathematical Modeling

Discrete Optimization is a field of applied mathematics that uses techniques from combinatorics, graph theory, linear programming, and algorithms to solve optimization problems over discrete structures. This involves creating mathematical models, defining objective functions, decision variables, and

0 views • 12 slides


Understanding Taxonomy and Scientific Classification

Explore the world of taxonomy and scientific classification, from the discipline of classifying organisms to assigning scientific names using binomial nomenclature. Learn the importance of italicizing scientific names, distinguish between species, and understand Linnaeus's system of classification.

0 views • 19 slides


Foundations of Probabilistic Models for Classification in Machine Learning

This content delves into the principles and applications of probabilistic models for binary classification problems, focusing on algorithms and machine learning concepts. It covers topics such as generative models, conditional probabilities, Gaussian distributions, and logistic functions in the cont

0 views • 32 slides


Overview of Fingerprint Classification and Cataloguing Methods

Explore the basics of fingerprint classification, including Henry Classification and NCIC Classification systems. Learn about the importance of classification in establishing protocols for searching and comparison. Discover the components of Henry Classification, such as primary, secondary, sub-seco

1 views • 21 slides


Understanding BioStatistics: Classification of Data and Tabulation

BioStatistics involves the classification of data into groups based on common characteristics, allowing for analysis and inference. Classification organizes data into sequences, while tabulation systematically arranges data for easy comparison and analysis. This process helps simplify complex data,

0 views • 12 slides


Enhancing Intent Classification with Chain of Thought Prompting

This study explores the use of Chain of Thought Prompting (CoT) for few-shot intent classification using large language models. The approach involves a series of reasoning steps to better understand user intent, leading to improved performance and explainable results compared to traditional promptin

0 views • 37 slides


Introduction to Decision Tree Classification Techniques

Decision tree learning is a fundamental classification method involving a 3-step process: model construction, evaluation, and use. This method uses a flow-chart-like tree structure to classify instances based on attribute tests and outcomes to determine class labels. Various classification methods,

5 views • 20 slides


Understanding Basic Classification Algorithms in Machine Learning

Learn about basic classification algorithms in machine learning and how they are used to build models for predicting new data. Explore classifiers like ZeroR, OneR, and Naive Bayes, along with practical examples and applications of the ZeroR algorithm. Understand the concepts of supervised learning

0 views • 38 slides


Understanding Generative vs. Discriminative Models in Machine Learning

Explore the key differences between generative and discriminative models in the realm of machine learning, including their approaches, assumptions, and applications. Delve into topics such as graphical models, logistic regression, probabilistic classifiers, and classification rules to gain insights

0 views • 17 slides


Understanding Text Classification in Information Retrieval

This content delves into the concept of text classification in information retrieval, focusing on training classifiers to categorize documents into predefined classes. It discusses the formal definitions, training processes, application testing, topic classification, and provides examples of text cl

0 views • 57 slides


Observational Constraints on Viable f(R) Gravity Models Analysis

Investigating f(R) gravity models by extending the Einstein-Hilbert action with an arbitrary function f(R). Conditions for viable models include positive gravitational constants, stable cosmological perturbations, asymptotic behavior towards the ΛCDM model, stability of late-time de Sitter point, a

1 views • 12 slides


Understanding Wireless Propagation Models: Challenges and Applications

Wireless propagation models play a crucial role in characterizing the wireless channel and understanding how signals are affected by environmental conditions. This article explores the different propagation mechanisms like reflection, diffraction, and scattering, along with the challenges and applic

1 views • 14 slides


Models for On-line Control of Polymerization Processes: A Thesis Presentation

This presentation delves into developing models for on-line control of polymerization processes, focusing on reactors for similar systems. The work aims to extend existing knowledge on semi-batch emulsion copolymerization models, with a goal of formulating models for tubular reactors. Strategies, ba

0 views • 16 slides


Understanding N-Gram Models in Language Modelling

N-gram models play a crucial role in language modelling by predicting the next word in a sequence based on the probability of previous words. This technology is used in various applications such as word prediction, speech recognition, and spelling correction. By analyzing history and probabilities,

0 views • 101 slides


Understanding Taxonomy and Classification in Biology

Scientists use classification to group organisms logically, making it easier to study life's diversity. Taxonomy assigns universally accepted names to organisms using binomial nomenclature. Carolus Linnaeus developed this system, organizing organisms into species, genus, family, order, class, phylum

0 views • 11 slides


Understanding Information Retrieval Models and Processes

Delve into the world of information retrieval models with a focus on traditional approaches, main processes like indexing and retrieval, cases of one-term and multi-term queries, and the evolution of IR models from boolean to probabilistic and vector space models. Explore the concept of IR models, r

0 views • 65 slides


Mineral and Energy Resources Classification and Valuation in National Accounts Balance Sheets

The presentation discusses the classification and valuation of mineral and energy resources in national accounts balance sheets, focusing on the alignment between the System of Environmental-Economic Accounting (SEEA) and the System of National Accounts (SNA) frameworks. It highlights the need for a

0 views • 17 slides


Understanding Cross-Classified Models in Multilevel Modelling

Cross-classified models in multilevel modelling involve non-hierarchical data structures where entities are classified within multiple categories. These models extend traditional nested multilevel models by accounting for complex relationships among data levels. Professor William Browne from the Uni

0 views • 13 slides


Understanding General Equilibrium Models and Social Accounting Matrices

General Equilibrium Models (CGE) and Social Accounting Matrices (SAM) provide a comprehensive framework for analyzing economies and policies. This analysis delves into how CGE models help simulate various economic scenarios and their link to SAM, which serves as a key data input for the models. The

0 views • 50 slides


Understanding Retrieval Models in Information Retrieval

Retrieval models play a crucial role in defining the search process, with various assumptions and ranking algorithms. Relevance, a complex concept, is central to these models, though subject to disagreement. An overview of different retrieval models like Boolean, Vector Space, and Probabilistic Mode

0 views • 56 slides


Event Classification in Sand with Deep Learning: DUNE-Italia Collaboration

Alessandro Ruggeri presents the collaboration between DUNE-Italia and Nu@FNAL Bologna group on event classification in sand using deep learning. The project involves applying machine learning to digitized STT data for event classification, with a focus on CNNs and processing workflows to extract pri

0 views • 11 slides


Hierarchical Semi-Supervised Classification with Incomplete Class Hierarchies

This research explores the challenges and solutions in semi-supervised entity classification within incomplete class hierarchies. It addresses issues related to food, animals, vegetables, mammals, reptiles, and fruits, presenting an optimized divide-and-conquer strategy. The goal is to achieve semi-

0 views • 18 slides


Understanding Scientific Models and Their Applications

Explore the world of scientific models through this informative content covering physical, mathematical, and conceptual models. Discover why models are used in science, their types, and potential limitations. Delve into the importance of utilizing models to comprehend complex concepts effectively.

0 views • 21 slides


Understanding Classification in Data Mining

Classification in data mining involves assigning objects to predefined classes based on a training dataset with known class memberships. It is a supervised learning task where a model is learned to map attribute sets to class labels for accurate classification of unseen data. The process involves tr

0 views • 26 slides