Online social networks - PowerPoint PPT Presentation


Computational Physics (Lecture 18)

Neural networks explained with the example of feedforward vs. recurrent networks. Feedforward networks propagate data, while recurrent models allow loops for cascade effects. Recurrent networks are less influential but closer to the brain's function. Introduction to handwritten digit classification

0 views • 55 slides


Evolution and Potential of 5G Technology

Explore the evolving landscape of 5G technology, from enhanced mobile broadband to groundbreaking use cases and standalone networks. Learn how supportive regulations and spectrum allocation are vital for unlocking 5G's full potential. Discover the transformative impact of Standalone 5G networks on i

8 views • 10 slides



Understanding Computer Networks: Types and Characteristics

In the realm of computer networks, nodes share resources through digital telecommunications networks. These networks enable lightning-fast data exchange and boast attributes like speed, accuracy, diligence, versatility, and vast storage capabilities. Additionally, various types of networks exist tod

9 views • 12 slides


Graph Neural Networks

Graph Neural Networks (GNNs) are a versatile form of neural networks that encompass various network architectures like NNs, CNNs, and RNNs, as well as unsupervised learning models such as RBM and DBNs. They find applications in diverse fields such as object detection, machine translation, and drug d

2 views • 48 slides


Understanding Social Entrepreneurship, Social Enterprise, and Social Innovation

Social entrepreneurship involves creating sustainable social impact, social enterprises address challenges in critical needs sectors, and social innovation focuses on developing effective solutions to social and environmental issues. These concepts emphasize creating social value while engaging with

2 views • 19 slides


Steering Opinion Dynamics Through Control of Social Networks

Understanding the dynamics of opinion formation and control in social networks is a critical area of research. This study, supervised by Susana Gomes and Marie-Therese Wolfram, explores the manipulation of collective behavior through various models including ODE, agent-based, and stochastic analysis

0 views • 29 slides


Understanding Artificial Neural Networks From Scratch

Learn how to build artificial neural networks from scratch, focusing on multi-level feedforward networks like multi-level perceptrons. Discover how neural networks function, including training large networks in parallel and distributed systems, and grasp concepts such as learning non-linear function

1 views • 33 slides


Understanding Back-Propagation Algorithm in Neural Networks

Artificial Neural Networks aim to mimic brain processing. Back-propagation is a key method to train these networks, optimizing weights to minimize loss. Multi-layer networks enable learning complex patterns by creating internal representations. Historical background traces the development from early

1 views • 24 slides


Exploring Samsung SmartThings Hub and Zigbee/Zwave Networks

The Samsung SmartThings hub is a versatile device connecting Zigbee and Zwave networks, offering secure access to SkySpark via HTTPS. Zigbee and Zwave networks operate on distinct frequencies, enabling efficient communication without interference with WiFi. These networks support various devices for

0 views • 19 slides


Understanding Wireless Wide Area Networks (WWAN) and Cellular Network Principles

Wireless Wide Area Networks (WWAN) utilize cellular network technology like GSM to facilitate seamless communication for mobile users by creating cells in a geographic service area. Cellular networks are structured with backbone networks, base stations, and mobile stations, allowing for growth and c

2 views • 17 slides


Understanding Interconnection Networks in Multiprocessor Systems

Interconnection networks are essential in multiprocessor systems, linking processing elements, memory modules, and I/O units. They enable data exchange between processors and memory units, determining system performance. Fully connected interconnection networks offer high reliability but require ext

1 views • 19 slides


Understanding Medical Social Work and Its Impact on Patient Well-being

Medical Social Work, also known as Health Care Social Work, plays a crucial role in addressing the social, physical, and psychological needs of patients. Through providing case work, after-care, and convalescence services, Medical Social Workers contribute to reducing hospital readmissions, preventi

0 views • 12 slides


Understanding Computer Networks in BCA VI Semester

Computer networks are vital for sharing resources, exchanging files, and enabling electronic communications. This content explores the basics of computer networks, the components involved, advantages like file sharing and resource sharing, and different network computing models such as centralized a

1 views • 96 slides


Objectives and Importance of Social Legislation for Social Workers

Social legislation is inspired by the constitution and aims to remove discrimination, safeguard rights of vulnerable groups, and eradicate social evils. It plays a crucial role in social welfare by providing a legal basis for addressing societal issues, enhancing community well-being, and facilitati

0 views • 4 slides


Understanding Computer Communication Networks at Anjuman College

This course focuses on computer communication networks at Anjuman College of Engineering and Technology in Tirupati, covering topics such as basic concepts, network layers, IP addressing, hardware aspects, LAN standards, security, and administration. Students will learn about theoretical and practic

0 views • 72 slides


Introduction to Neural Networks in IBM SPSS Modeler 14.2

This presentation provides an introduction to neural networks in IBM SPSS Modeler 14.2. It covers the concepts of directed data mining using neural networks, the structure of neural networks, terms associated with neural networks, and the process of inputs and outputs in neural network models. The d

0 views • 18 slides


Understanding the Relationship Between Social Welfare and Social Work

Social welfare and social work are interconnected concepts aimed at enhancing societal well-being. Social welfare refers to a nation's system of programs and services meeting essential needs, while social work involves professional activities supporting individuals and communities in achieving socia

0 views • 6 slides


Enhancing Agriculture Through Global Knowledge Networks and Information Management Systems

Global and regional knowledge networks play a vital role in agriculture by facilitating information sharing, collaboration, capacity building, and coordination among stakeholders. These networks improve access to information, foster collaboration, enhance capacity building, and strengthen coordinati

0 views • 5 slides


Social Networks, Privacy, and Freedom of Association in the Digital Age

Explore the intersection of social networks, privacy, and freedom of association through discussions on platforms for political mobilization, privacy concerns, state actions, and the impact on expressive association rights. Learn from historical cases like NAACP v. Alabama and delve into contemporar

0 views • 9 slides


Social Economy and Innovation in Emilia-Romagna Region

Emilia-Romagna Region in Italy highlights the importance of social economy and innovation for sustainable development. Various initiatives such as Social Cooperatives and Voluntary Associations contribute to the region's social well-being. The focus on social values and not-for-profit activities dri

1 views • 15 slides


Understanding Router Routing Tables in Computer Networks

Router routing tables are crucial for directing packets to their destination networks. These tables contain information on directly connected and remote networks, as well as default routes. Routers use this information to determine the best path for packet forwarding based on network/next hop associ

0 views • 48 slides


P-Rank: A Comprehensive Structural Similarity Measure over Information Networks

Analyzing the concept of structural similarity within Information Networks (INs), the study introduces P-Rank as a more advanced alternative to SimRank. By addressing the limitations of SimRank and offering a more efficient computational approach, P-Rank aims to provide a comprehensive measure of si

0 views • 17 slides


Understanding Advanced Classifiers and Neural Networks

This content explores the concept of advanced classifiers like Neural Networks which compose complex relationships through combining perceptrons. It delves into the workings of the classic perceptron and how modern neural networks use more complex decision functions. The visuals provided offer a cle

0 views • 26 slides


Understanding the Impact of Social Networks on Health and Well-being in Older Adults

Explores the significance of social relationships in influencing health behaviors and longevity among older adults. Discusses the multidimensional nature of social networks and the need to incorporate them into interventions for behavior change. Theoretical perspectives like the Convoy Model shed li

0 views • 14 slides


Understanding Relational Bayesian Networks in Statistical Inference

Relational Bayesian networks play a crucial role in predicting ground facts and frequencies in complex relational data. Through first-order and ground probabilities, these networks provide insights into individual cases and categories. Learning Bayesian networks for such data involves exploring diff

0 views • 46 slides


Using Social Networks to Improve Lifestyles of Health Practitioners

This study implemented an intervention utilizing social networks to enhance the lifestyles of health practitioners (doctors, nurses, nutritionists). Through daily messages or images sent via social networks over an 8-week period, the intervention focused on promoting better diet quality and physical

0 views • 10 slides


Social Dynamics in South Africa: Exploring Social Capital, Trust, Networks, and Tolerance

The study delves into social aspects in South Africa, examining social capital, trust levels among different racial groups, social networks patterns, and societal tolerance towards various groups. Through data analysis, it provides insights into the dynamics shaping social interactions and cohesion

0 views • 7 slides


Understanding Social Neuroscience: Exploring Human Sociality and Well-Being

Social neuroscience delves into how the brain processes social interactions and their impact on human well-being. It focuses on the interconnectedness between social connections and overall life satisfaction, suggesting that humans are inherently social beings with a strong need for social belonging

2 views • 21 slides


Social Entrepreneurship and Social Inclusion in Bulgaria

The development and implementation of social entrepreneurship practices in Bulgaria aim to promote social inclusion through the development of the social economy. The focus is on combining economic results with social objectives, managed transparently with measurable, positive financial value. Vario

2 views • 12 slides


Understanding Overlay Networks and Distributed Hash Tables

Overlay networks are logical networks built on top of lower-layer networks, allowing for efficient data lookup and reliable communication. They come in unstructured and structured forms, with examples like Gnutella and BitTorrent. Distributed Hash Tables (DHTs) are used in real-world applications li

0 views • 45 slides


Understanding Networks: An Introduction to the World of Connections

Networks define the structure of interactions between agents, portraying relationships as ties or links. Various examples such as the 9/11 terrorists network, international trade network, biological networks, and historical marriage alliances in Florence illustrate the power dynamics within differen

0 views • 46 slides


Understanding Graph Theory and Networks: Concepts and Applications

Explore the concepts of graph theory and management science, focusing on networks, spanning trees, and their practical applications. Learn about the difference between a snowplow tracing streets, a traveler visiting cities, and connecting towns with cables. Discover how networks like Facebook evolve

0 views • 15 slides


Parallel Prefix Networks in Divide-and-Conquer Algorithms

Explore the construction and comparisons of various parallel prefix networks in divide-and-conquer algorithms, such as Ladner-Fischer, Brent-Kung, and Kogge-Stone. These networks optimize computation efficiency through parallel processing, showcasing different levels of latency, cell complexity, and

1 views • 21 slides


Enhancing Engagement Through Social Networks in Higher Education

Exploring the use of social networks, specifically Instagram, to improve student engagement and implement a research-led curriculum in higher education. The discussion covers the shift to blended learning post-COVID-19, the relationship between student satisfaction and research intensity, and the be

0 views • 14 slides


Diverse Social Entities Mining from Linked Data in Social Networks

This research focuses on mining diverse social entities from linked data in social networks using a DF-tree structure and DF-growth mining algorithm. The study explores the extraction of important linked data in social networks and the mining of various social entities such as friends. Prominence va

0 views • 13 slides


Understanding Network Analysis: Whole Networks vs. Ego Networks

Explore the differences between Whole Networks and Ego Networks in social network analysis. Whole Networks provide comprehensive information about all nodes and links, enabling the computation of network-level statistics. On the other hand, Ego Networks focus on a sample of nodes, limiting the abili

0 views • 31 slides


Understanding Strong and Weak Ties in Social Networks

Explore the concepts of strong and weak ties in social networks based on Easley and Kleinberg's theories. Delve into the flow of information, structural differences among nodes, and the evolution of networks over time. Discover the significance of triadic closure principle and clustering coefficient

0 views • 60 slides


Evolution of Networking: Embracing Software-Defined Networks

Embrace the future of networking by transitioning to Software-Defined Networks (SDN), overcoming drawbacks of current paradigms. Explore SDN's motivation, OpenFlow API, challenges, and use-cases. Compare the complexities of today's distributed, error-prone networks with the simplicity and efficiency

0 views • 36 slides


Understanding Social Geography: Meaning, Scope, and Differences

Social geography is a branch of human geography focusing on social structures, groups, and activities. It examines the spatial arrangement of social phenomena, social differences, and patterns in understanding socially defined population groups. The scope of social geography includes analyzing spati

0 views • 25 slides


Understanding Interconnection Networks in Embedded Computer Architecture

Explore the intricacies of interconnection networks in embedded computer architecture, covering topics such as connecting multiple processors, topologies, routing, deadlock, switching, and performance considerations. Learn about parallel computer systems, cache interconnections, network-on-chip, sha

0 views • 43 slides