Spatial Database Concepts
• Keep track of objects in a multi-dimensional space
– Maps
– Geographical Information Systems (GIS)
– Weather
• In general spatial databases are n-dimensional
– This discussion is limited to 2-dimensional spatial databases
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This document discusses multimedia databases. It defines multimedia data as digital images, audio, video, animation and graphics together with text data. It explains that the large volumes of multimedia data require specialized database systems for storage and retrieval. It then describes different types of multimedia database models including object-oriented databases, object-relational databases, and content management systems. It also outlines some applications of multimedia databases and discusses multimedia data retrieval and standards like MPEG.
Multimedia databases store various media types like text, images, audio and video. They allow querying and retrieval of data based on content. Relational databases store multimedia as BLOBs while object-oriented databases represent multimedia as classes and objects. Challenges include large data size, different formats, and complex queries required for content-based retrieval from multimedia data. Applications include digital libraries, education, entertainment and geographic information systems.
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2) The history of multimedia is traced from early CD-ROMs to advances enabling digital distribution over networks.
3) The key components of multimedia are described as content creation, storage/compression, and distribution.
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The document discusses multimedia databases and multimedia database management systems. It defines multimedia databases as collections of related multimedia data types including text, images, audio, and video. It also describes the additional metadata that must be managed along with the actual multimedia data. Multimedia database management systems provide support for different data formats and facilitate creation, storage, retrieval, querying, and control of multimedia data.
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The document outlines a presentation on multimedia data mining. It discusses three articles: 1) a tool for visually mining multimedia data for social studies, 2) a framework for mining traffic video sequences, and 3) using voice mining to understand customer feedback. It also provides an introduction to multimedia data mining and recommendations.
This document discusses multimedia databases. It defines multimedia data as digital images, audio, video, animation and graphics together with text data. It explains that the large volumes of multimedia data require specialized database systems for storage and retrieval. It then describes different types of multimedia database models including object-oriented databases, object-relational databases, and content management systems. It also outlines some applications of multimedia databases and discusses multimedia data retrieval and standards like MPEG.
Multimedia databases store various media types like text, images, audio and video. They allow querying and retrieval of data based on content. Relational databases store multimedia as BLOBs while object-oriented databases represent multimedia as classes and objects. Challenges include large data size, different formats, and complex queries required for content-based retrieval from multimedia data. Applications include digital libraries, education, entertainment and geographic information systems.
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This document provides information about emerging databases and complex data types covered in a database management systems course. It discusses topics like active databases, main memory databases, semantic databases, semi-structured data, nested data types like JSON and XML, object-relational databases, and spatial data types. It also provides references for additional reading.
Chapter 1-Introduction to Media-Past, Present and Future.pptVasanthiMuniasamy2
This document provides an overview of multimedia, including:
1) It defines multimedia as the combined use of different media types like text, audio, video and graphics.
2) The history of multimedia is traced from early CD-ROMs to advances enabling digital distribution over networks.
3) The key components of multimedia are described as content creation, storage/compression, and distribution.
Multimedia system, Architecture & DatabasesHarshita Ved
The document discusses multimedia databases and multimedia database management systems. It defines multimedia databases as collections of related multimedia data types including text, images, audio, and video. It also describes the additional metadata that must be managed along with the actual multimedia data. Multimedia database management systems provide support for different data formats and facilitate creation, storage, retrieval, querying, and control of multimedia data.
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A multimedia system has four key characteristics: it must be computer controlled, integrated, handle information digitally, and have an interactive interface. It faces challenges in synchronizing different media types and maintaining their temporal relationships during playback. Desirable features for a multimedia system include very high processing power, a multimedia capable file system, data representations that support compression/decompression in real-time, efficient I/O, a specialized operating system, large storage and memory, network support, and software tools. Examples of multimedia applications are the World Wide Web, video conferencing, interactive TV, games, and digital video editing systems.
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Current trends in database management systems include multimedia databases that store various media formats along with descriptive metadata, distributed databases that allow data to be shared across networked sites, document-oriented databases where records can have varying formats and fields rather than fixed tables, and mobile and embedded databases increasingly used in devices and sensors to configure settings and store operational data. These trends reflect demands for managing diverse data types, enabling data sharing, flexible document structures, and data capture in everyday objects.
Hypermedia is a computer-based information retrieval system that allows users to access non-linear multimedia content like text, audio, video, images and more. It uses hyperlinks to connect related multimedia elements, allowing users to choose their own path through the information. Hypermedia is used in educational environments to provide interactive and flexible self-paced learning, where students can explore concepts through coaching, self-assessment tests, visualization tools and more. Examples of hypermedia applications include the World Wide Web and CD-ROM encyclopedias.
Multimedia databases allow for the storage, management, and retrieval of various media file types like documents, images, audio, and video. Multimedia database management systems provide a framework for different data formats across many sources. Requirements for multimedia databases include integration, data independence, concurrency control, persistence, privacy, availability, integrity control, recovery, query support, manageability, and indexing and retrieval. Indexing and retrieval uses standardized technologies to code multimedia data and describe content to enable searching and extracting information from stored multimedia data. Multimedia database architectures can be based on principles of autonomy, uniformity, or a hybrid approach.
The digital preservation technical contextMichael Day
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Introduction to databasecasmfnbskdfjnfkjsdnsjkdfnaj01bhisma
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A multimedia database stores different types of media like text, images, audio, and video. It differs from a standard database by storing media internally rather than just text and numbers. Multimedia databases can be linked or embedded, with linked databases having smaller sizes but slower retrieval and embedded databases having larger sizes but faster retrieval. Data is stored in three parts - raw data, registering data, and descriptive data. Multimedia databases have applications in digital libraries, news, video on demand, music, maps, marketing, and more.
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This document provides information about a database management systems (DBMS) course offered by the Department of Computer Science & Engineering at Cambridge University. The course objectives are to provide a strong foundation in database concepts, practice SQL programming, demonstrate transactions and concurrency, and design database applications. Course outcomes include identifying and defining database objects, using SQL, designing simple databases, and developing applications. The course modules cover topics such as conceptual modeling, the relational model, SQL, normalization, transactions, and recovery protocols. Required textbooks are also listed.
The document provides an overview of multimedia systems, including a history of multimedia, key events in multimedia computing, definitions of multimedia and hypermedia, challenges for multimedia systems, desirable features of multimedia systems, components of multimedia systems, examples of multimedia applications, and trends in multimedia. It discusses how newspaper, radio, and television helped pioneer multimedia and lists important developments from 1945 to 1996.
Moving forward data centric sciences weaving AI, Big Data & HPCGenoveva Vargas-Solar
This novel and multidisciplinary data centric and scientific movement, promises new and not yet imagined applications that rely on massive amounts of evolving data that need to be cleaned, integrated and analysed for modelling purposes. Yet, data management issues are not usually perceived as central. In this keynote I will explore the key challenges and opportunities for data management in this new scientific world, and discuss how a possible data centric artificial intelligence supported by high performance computing (HPC) can best contribute to these exciting domains. If the moto is not academic, huge numbers of dollars being devoted to related applications are moving industry and academia to analyse these directions.
This document introduces the concepts of multimedia and hypermedia. It defines multimedia as the integration of various media types, including text, graphics, images, sound, video and animation, that can be represented and processed digitally. Hypermedia is described as multimedia information with links to allow non-linear navigation. Examples of multimedia applications are provided, such as the World Wide Web and interactive games. The key challenges for multimedia systems in synchronizing and transmitting different media types across networks are also outlined.
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Cs8092 computer graphics and multimedia unit 4SIMONTHOMAS S
This document provides an overview of multimedia system design and multimedia file handling. It discusses multimedia basics and system architecture. Key topics covered include defining objects for multimedia systems, multimedia data interface standards, compression and decompression, data and file format standards, and multimedia I/O technologies. It also examines digital voice and audio, video, image and animation, and full motion video. Storage and retrieval technologies are also mentioned.
Presentation slides from a talk given at RSP 'Goes back to' School 2009, Matfen Hall, Nr. Hexham, Northumberland, 14-16 September 2009. The actual presentation on the 15 September only covered the content up to Slide 33. The remainder includes a more detailed reflection on the curation of research data, left in to provide additional context for those using the full presentation.
Information and network security 47 authentication applicationsVaibhav Khanna
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Information and network security 46 digital signature algorithmVaibhav Khanna
The Digital Signature Algorithm (DSA) is a Federal Information Processing Standard for digital signatures, based on the mathematical concept of modular exponentiation and the discrete logarithm problem. DSA is a variant of the Schnorr and ElGamal signature schemes
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The Power of Visual Regression Testing_ Why It Is Critical for Enterprise App...kalichargn70th171
Visual testing plays a vital role in ensuring that software products meet the aesthetic requirements specified by clients in functional and non-functional specifications. In today's highly competitive digital landscape, users expect a seamless and visually appealing online experience. Visual testing, also known as automated UI testing or visual regression testing, verifies the accuracy of the visual elements that users interact with.
8 Best Automated Android App Testing Tool and Framework in 2024.pdfkalichargn70th171
Regarding mobile operating systems, two major players dominate our thoughts: Android and iPhone. With Android leading the market, software development companies are focused on delivering apps compatible with this OS. Ensuring an app's functionality across various Android devices, OS versions, and hardware specifications is critical, making Android app testing essential.
WWDC 2024 Keynote Review: For CocoaCoders AustinPatrick Weigel
Overview of WWDC 2024 Keynote Address.
Covers: Apple Intelligence, iOS18, macOS Sequoia, iPadOS, watchOS, visionOS, and Apple TV+.
Understandable dialogue on Apple TV+
On-device app controlling AI.
Access to ChatGPT with a guest appearance by Chief Data Thief Sam Altman!
App Locking! iPhone Mirroring! And a Calculator!!
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Mobile App Development Company In Noida | Drona InfotechDrona Infotech
React.js, a JavaScript library developed by Facebook, has gained immense popularity for building user interfaces, especially for single-page applications. Over the years, React has evolved and expanded its capabilities, becoming a preferred choice for mobile app development. This article will explore why React.js is an excellent choice for the Best Mobile App development company in Noida.
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What to do when you have a perfect model for your software but you are constrained by an imperfect business model?
This talk explores the challenges of bringing modelling rigour to the business and strategy levels, and talking to your non-technical counterparts in the process.
Liberarsi dai framework con i Web Component.pptxMassimo Artizzu
In Italian
Presentazione sulle feature e l'utilizzo dei Web Component nell sviluppo di pagine e applicazioni web. Racconto delle ragioni storiche dell'avvento dei Web Component. Evidenziazione dei vantaggi e delle sfide poste, indicazione delle best practices, con particolare accento sulla possibilità di usare web component per facilitare la migrazione delle proprie applicazioni verso nuovi stack tecnologici.
Consistent toolbox talks are critical for maintaining workplace safety, as they provide regular opportunities to address specific hazards and reinforce safe practices.
These brief, focused sessions ensure that safety is a continual conversation rather than a one-time event, which helps keep safety protocols fresh in employees' minds. Studies have shown that shorter, more frequent training sessions are more effective for retention and behavior change compared to longer, infrequent sessions.
Engaging workers regularly, toolbox talks promote a culture of safety, empower employees to voice concerns, and ultimately reduce the likelihood of accidents and injuries on site.
The traditional method of conducting safety talks with paper documents and lengthy meetings is not only time-consuming but also less effective. Manual tracking of attendance and compliance is prone to errors and inconsistencies, leading to gaps in safety communication and potential non-compliance with OSHA regulations. Switching to a digital solution like Safelyio offers significant advantages.
Safelyio automates the delivery and documentation of safety talks, ensuring consistency and accessibility. The microlearning approach breaks down complex safety protocols into manageable, bite-sized pieces, making it easier for employees to absorb and retain information.
This method minimizes disruptions to work schedules, eliminates the hassle of paperwork, and ensures that all safety communications are tracked and recorded accurately. Ultimately, using a digital platform like Safelyio enhances engagement, compliance, and overall safety performance on site. https://safelyio.com/
Boost Your Savings with These Money Management AppsJhone kinadey
A money management app can transform your financial life by tracking expenses, creating budgets, and setting financial goals. These apps offer features like real-time expense tracking, bill reminders, and personalized insights to help you save and manage money effectively. With a user-friendly interface, they simplify financial planning, making it easier to stay on top of your finances and achieve long-term financial stability.
DECODING JAVA THREAD DUMPS: MASTER THE ART OF ANALYSISTier1 app
Are you ready to unlock the secrets hidden within Java thread dumps? Join us for a hands-on session where we'll delve into effective troubleshooting patterns to swiftly identify the root causes of production problems. Discover the right tools, techniques, and best practices while exploring *real-world case studies of major outages* in Fortune 500 enterprises. Engage in interactive lab exercises where you'll have the opportunity to troubleshoot thread dumps and uncover performance issues firsthand. Join us and become a master of Java thread dump analysis!
Odoo releases a new update every year. The latest version, Odoo 17, came out in October 2023. It brought many improvements to the user interface and user experience, along with new features in modules like accounting, marketing, manufacturing, websites, and more.
The Odoo 17 update has been a hot topic among startups, mid-sized businesses, large enterprises, and Odoo developers aiming to grow their businesses. Since it is now already the first quarter of 2024, you must have a clear idea of what Odoo 17 entails and what it can offer your business if you are still not aware of it.
This blog covers the features and functionalities. Explore the entire blog and get in touch with expert Odoo ERP consultants to leverage Odoo 17 and its features for your business too.
An Overview of Odoo ERP
Odoo ERP was first released as OpenERP software in February 2005. It is a suite of business applications used for ERP, CRM, eCommerce, websites, and project management. Ten years ago, the Odoo Enterprise edition was launched to help fund the Odoo Community version.
When you compare Odoo Community and Enterprise, the Enterprise edition offers exclusive features like mobile app access, Odoo Studio customisation, Odoo hosting, and unlimited functional support.
Today, Odoo is a well-known name used by companies of all sizes across various industries, including manufacturing, retail, accounting, marketing, healthcare, IT consulting, and R&D.
The latest version, Odoo 17, has been available since October 2023. Key highlights of this update include:
Enhanced user experience with improvements to the command bar, faster backend page loading, and multiple dashboard views.
Instant report generation, credit limit alerts for sales and invoices, separate OCR settings for invoice creation, and an auto-complete feature for forms in the accounting module.
Improved image handling and global attribute changes for mailing lists in email marketing.
A default auto-signature option and a refuse-to-sign option in HR modules.
Options to divide and merge manufacturing orders, track the status of manufacturing orders, and more in the MRP module.
Dark mode in Odoo 17.
Now that the Odoo 17 announcement is official, let’s look at what’s new in Odoo 17!
What is Odoo ERP 17?
Odoo 17 is the latest version of one of the world’s leading open-source enterprise ERPs. This version has come up with significant improvements explained here in this blog. Also, this new version aims to introduce features that enhance time-saving, efficiency, and productivity for users across various organisations.
Odoo 17, released at the Odoo Experience 2023, brought notable improvements to the user interface and added new functionalities with enhancements in performance, accessibility, data analysis, and management, further expanding its reach in the market.
🏎️Tech Transformation: DevOps Insights from the Experts 👩💻campbellclarkson
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Why Apache Kafka Clusters Are Like Galaxies (And Other Cosmic Kafka Quandarie...Paul Brebner
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Superpower Your Apache Kafka Applications Development with Complementary Open...Paul Brebner
Kafka Summit talk (Bangalore, India, May 2, 2024, https://events.bizzabo.com/573863/agenda/session/1300469 )
Many Apache Kafka use cases take advantage of Kafka’s ability to integrate multiple heterogeneous systems for stream processing and real-time machine learning scenarios. But Kafka also exists in a rich ecosystem of related but complementary stream processing technologies and tools, particularly from the open-source community. In this talk, we’ll take you on a tour of a selection of complementary tools that can make Kafka even more powerful. We’ll focus on tools for stream processing and querying, streaming machine learning, stream visibility and observation, stream meta-data, stream visualisation, stream development including testing and the use of Generative AI and LLMs, and stream performance and scalability. By the end you will have a good idea of the types of Kafka “superhero” tools that exist, which are my favourites (and what superpowers they have), and how they combine to save your Kafka applications development universe from swamploads of data stagnation monsters!
Superpower Your Apache Kafka Applications Development with Complementary Open...
Adbms 45 spatial and multimedia databases
1. Advance Database Management Systems :45
Spatial and Multimedia Databases
Prof Neeraj Bhargava
Vaibhav Khanna
Department of Computer Science
School of Engineering and Systems Sciences
Maharshi Dayanand Saraswati University Ajmer
3. Slide 24- 3
Spatial Databases
Spatial Database Concepts
• Keep track of objects in a multi-dimensional
space
– Maps
– Geographical Information Systems (GIS)
– Weather
• In general spatial databases are n-dimensional
– This discussion is limited to 2-dimensional spatial
databases
4. Slide 24- 4
Spatial Databases
Spatial Database Concepts
• Typical Spatial Queries
– Range query: Finds objects of a particular type within a
particular distance from a given location
• E.g., Taco Bells in Pleasanton, CA
– Nearest Neighbor query: Finds objects of a particular type that
is nearest to a given location
• E.g., Nearest Taco Bell from an address in Pleasanton, CA
– Spatial joins or overlays: Joins objects of two types based on
some spatial condition (intersecting, overlapping, within certain
distance, etc.)
• E.g., All Taco Bells within 2 miles from I-680.
5. Slide 24- 5
Spatial Databases
Spatial Database Concepts
• R-trees
– Technique for typical spatial queries
– Group objects close in spatial proximity on the
same leaf nodes of a tree structured index
– Internal nodes define areas (rectangles) that cover
all areas of the rectangles in its subtree.
• Quad trees
– Divide subspaces into equally sized areas
6. Slide 24- 6
Multimedia Databases
Multimedia Database Concepts
• In the years ahead multimedia information
systems are expected to dominate our daily lives.
– Our houses will be wired for bandwidth to handle
interactive multimedia applications.
– Our high-definition TV/computer workstations will
have access to a large number of databases, including
digital libraries, image and video databases that will
distribute vast amounts of multisource multimedia
content.
7. Slide 24- 7
Multimedia Databases
• Types of multimedia data are available in
current systems
– Text: May be formatted or unformatted. For ease
of parsing structured documents, standards like
SGML and variations such as HTML are being
used.
– Graphics: Examples include drawings and
illustrations that are encoded using some
descriptive standards (e.g. CGM, PICT, postscript).
8. Slide 24- 8
Multimedia Databases
• Types of multimedia data are available in
current systems (contd.)
– Images: Includes drawings, photographs, and so
forth, encoded in standard formats such as
bitmap, JPEG, and MPEG. Compression is built into
JPEG and MPEG.
• These images are not subdivided into components.
Hence querying them by content (e.g., find all images
containing circles) is nontrivial.
– Animations: Temporal sequences of image or
graphic data.
9. Slide 24- 9
Multimedia Databases
• Types of multimedia data are available in
current systems (contd.)
– Video: A set of temporally sequenced
photographic data for presentation at specified
rates– for example, 30 frames per second.
– Structured audio: A sequence of audio
components comprising note, tone, duration, and
so forth.
10. Slide 24- 10
Multimedia Databases
• Types of multimedia data are available in
current systems (contd.)
– Audio: Sample data generated from aural
recordings in a string of bits in digitized form.
Analog recordings are typically converted into
digital form before storage.
11. Slide 24- 11
Multimedia Databases
• Types of multimedia data are available in
current systems (contd.)
– Composite or mixed multimedia data: A
combination of multimedia data types such as
audio and video which may be physically mixed to
yield a new storage format or logically mixed while
retaining original types and formats. Composite
data also contains additional control information
describing how the information should be
rendered.
12. Slide 24- 12
Multimedia Databases
• Nature of Multimedia Applications:
– Multimedia data may be stored, delivered, and
utilized in many different ways.
– Applications may be categorized based on their
data management characteristics.