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khata

NATIONAL kheror

Ray’s DIGITAL

Satyajiit LIBRARY OF THE ONE ON CULTURAL HERITAGE

AND DIGITAL CURATION Archive images from auteur auteur from images Archive

24Million+ Content II 300+ Languages II 200+ Sources II 48Lakh+ Users Cultural Heritage Digital Library Landscape: National Initiatives

21 MARCH 2019 The Hague

Prof. Partha Pratim Das [email protected] Professor, Department of Computer Science & Engineering, Head, Rajendra Mishra School of Engineering Entrepreneurship, Joint Principal Investigator, National Digital Library of India Project Indian Institute of Technology Kharagpur

NDLI VISION

Build up National Digital Library of India as a National Knowledge and Cultural Asset: The key driving force for Education, Research, Cultural heritage, Innovation, and knowledge-sharing in India

“IT IS HIGH TIME THAT INDIA SPEAKS FOR ITSELF, TO HIGHLIGHT, OFFER AND SHARE ITS OWN CULTURAL, SPIRITUAL, ACADEMIC AND SCIENTIFIC HERITAGE ON ITS OWN TERMS” NDLI MISSION

To create a 24X7-enabled integrated To protect and preserve India’s cultural, 1 2 ubiquitous digital knowledge source academic and scientific heritage

NDLI MOTTO

1 OPEN

2 INCLUSIVE

th WINNER mBillion South Asia Award 2017: in Learning and Education Category for Android Mobile App

NDLI M-SITE: Landing page

NDLI WEBSITE: Landing page MULTI-LINGUAL INTERFACE: Promoting Indigenous Languages

NDLI HINDI NDLI GUJRATI

NDLI BENGALI NDLI ORIYA NATIONAL INITIATIVES

1 Pan-India IDR WORKSHOPS

2 National level policy on IP

3 Rejuvenating the public library service through digital reference sources

4 OCR for Indian Languages

5 METADATA enrichment

6 NDLI Club

7 NDLI Preservation Centre

(Thank you for the scanner WDL!)

8 NDLI at Kolkata International Book Fair INDIA A CULTURAL PANGEA

Early 18nth Century antique map of the region from India, Tibet and China to the Gulf of Siam and the Gulf of Bengal, showing the travels of Sir William Methold to the Diamond mines of Golconda, the first European to visit the Diamond mines. India is a cultural Pangea across centuries of civilization, colonization and globalization TANGIBLE CULTURAL HERITAGE

MANUSCRIPTS

India has an estimated 5 million ancient manuscripts - written on palm leaf, birch bark, metal, cloth, even gold and silver. National Mission for Manuscripts was initiated in 2003 in a conservation effort – though much of the work is unfinished.

TANGIBLE CULTURAL HERITAGE

TEMPLES

Temples have been a centre for India’s religious, cultural, economic and social life for thousands of years. Noted for their architecture, sculptures and murals that decorate their outer and inner walls - temples form a unique cultural identity for the Indian civilization built, destroyed and reconstructed across centuries. INTANGIBLE CULTURAL HERITAGE

DANCE The principles of Indian Classical dance is derived from ‘Natya Shastra’ by Bharat Muni. He traces its origin from lord Bramha & dictated that Lord Bramha created a fifth veda known as ‘Natyaveda’, representing the essence of four existing Vedas. Pathya (words) were taken from Rigveda, Abhinaya (gestures) from Yajurveda, Geet (music) from Samaveda, Rasa (emotions) from Atharvaveda.

Three main components form the basis of these dances: Natya: the dramatic element of the dance Nritta: pure dance, in which the rhythms and phrases of the music are reflected via body gestures Nritya:the portrayal of mood through facial expression, hand gesture, and position of the legs & feet

DIGITAL HERITAGE PRESERVATION EFFORTS INDIAN HERITAGE IN DIGITAL SPACE RESEARCH

IHDS programme objectives:

1. To initiate and nurture research in the frontier areas of digital heritage with specific reference to problems of Indian context.

2. To create a crowd-sourcing framework for building digital collections of heritage resources through participation of the public in general.

3. To create a mechanism to store, curate and distribute multi-media digital resources and assets for unrestricted access to support cross-disciplinary research in Indian heritage. Dataset of over 50K images from the “Making of Hampi” project THE MAKING OF HAMPI

The project focuses on the art, architecture and cultural legacy of the world heritage site of Hampi in Karnataka, the medieval Ugra Narasimha Statue capital of the Vijayanagara dynasty.

• Investigation of the basic requirements related to digital heritage archiving and usage: Through collaboration between the culture and the 3D Mesh Model

technology communities; identify the nature and

form of heritage that is most suitable for digital capture, storage and use. • Data collection and archiving: Create through a community based effort data, sources, standards, schemas as well as the necessary technology to enable the storage and processing of relevant 3D point cloud data media.

THE MAKING OF HAMPI

The project focuses on the art, architecture and cultural legacy of the world heritage site of Hampi in Karnataka, the medieval capital of the Vijayanagara dynasty.

• Research and creation of tools and technologies • User experience: create compelling (a) Greenlaw’s picture and holistic end user experiences that highlight the historical and artistic significance of various monuments and other types of heritage content.

Re-construction of Stone Chariot in Digital space using Historical evidences: (b) Existing stone chariot image NDLI CURATIONAL APPROACH 1. Automated 2. Deductive 1. Geographical location 3. Assisted 2. Style of architecture 3. Remodeling, demos

ARTEFACTS METADATA

1. Title, Author, Year 2. Subject area 3. Correlation, trans-disciplinary data mapping DIGITAL RECONSTRUCTIONS, PHYSICAL PROTOTYPING

3D models help in restoration of devastated parts of buildings. Existing parts of huge structures can be modelled and merged with Computer Aided Design models of devastated parts. 3D Reconstruction of Temples by Dr. Sambit Dutta, Curtin University

Credit: Prof. Sambit Datta, Curtin University, Australia , Prof. Partha Bhowmick, IIT Kharagpur RECONSTRUCTION OF MISSING COMPONENTS

Parapet, eave, capital detail & platform has been reconstructed

Credit: Prof. Santanu Chaudhury, IIT / IIT Delhi AR WALKTHROUGHS

Credit: Prof. Santanu Chaudhury, IIT Jodhpur / IIT Delhi REPAINTING OF • Based on ensemble of image processing techniques

HERITAGE MURALS • Computer assisted approach to aid mural restoration

Input Output Image Image

Preprocessing Texture Fusion Texture recovery from stack Contrast, gamma, brightness of mural images

Interactive Tonal Processing Segmentation Color enhancement of Cellular Automata based inherent tones or color image segmentation transfer by palette/image

Source-constrained Digital Repainting Post-processing Two-fold individual Scaled bilateral filtering inpainting

Credit: Prof. Jayanta Mukhopadhyay and Prof. Partha Bhowmick, IIT Kharagpur REPAINTING OF HERITAGE MURALS

(a) (b) (c) (d)

Image of Lakshmi-Narayana, Viroopaksha temple, Hampi, India (Dec 2010) Original: 14 CAD. Renovated: 19 CAD (a) Acquired image. (b) Preprocessed image. (c) Repainted image. (d) Repainted image after tonal processing and Texture fusion.

Credit: Prof. Jayanta Mukhopadhyay and Prof. Partha Bhowmick, IIT Kharagpur FACIAL RECOGNITION AND VISUAL SEMANTICS

Hand-gestures, body movements and facial expressions express a natural language keyword or phrase in Indian classical dance.

Recognition of a hand-gesture or facial expression in an image or a video can lead to the discovery of the semantic concept defined by the keyword/s expressed, or could lead to the discovery of high level concepts like a mood, words of a poem or portion of a mythological story. This could generate new semantic forms from the existing ones.

Credit: Prof. Partha Pratim Das, IIT Kharagpur INTERNATIONAL SCOPE

1 REPATRIATION 100 YEAR PROJECT IN ALLIANCE WITH BRITISH LIBRARY

2 KNOWLEDGE SHARING India’s cultural, social, sciences, arts, economic, spiritual heritage

3 COLLABORATIVE RESEARCH IN AREAS OF METADATA AND DIGITAL PRESERVATION TECHNOLOGY

4 EXPERIENCE AND GROWTH HACKING NDLI is still a curious, high-energy toddler. We cannot wait to learn, share and grow with you!

KEDL2019

The NDLI-UNESCO International Symposium on Knowledge Engineering for Digital Library Design 2019 is second in the series of knowledge sharing events coordinated by National Digital Library of India.

Emerging Technologies in Digital Library Digital Preservation & Cultural Heritage

Human aspect in DL service design Emerging Technologies in Digital Library Modern Information Retrieval Systems & Knowledge Engineering

User Engagement & Content Strategy

2019 2019 TRACKS: Don't limit a child to your own learning, for he was born in another time.

-Rabindranath Tagore

Together, let us #LearnShareGrow

@NDLIndia

Use your e-mail address to sign up at: https://ndl.iitkgp.ac.in/