Search results for "Artifacts"

Hits ?▲	Authors	Title	Venue	Year	Link	Author keywords
30	Kohei Ogawa, Tetsuo Ono	ITACO: Effects to Interactions by Relationships between Humans and Artifacts.	IVA	2008	DBLP DOI BibTeX RDF	migratable agent, ITACO, interaction, relationship
30	Wanyou Guo, Liyu Huang, Li Gao, Tianqiao Zhu, Yuangui Huang	Removal of Artifacts in Electroencephalogram Using Adaptive Infomax Algorithm of Blind Source Separation.	ICIC (2)	2008	DBLP DOI BibTeX RDF
30	Toyoaki Nishida, Ryosuke Nishida	Socializing artifacts as a half mirror of the mind.	AI Soc.	2007	DBLP DOI BibTeX RDF
30	Jia Li 0010, Kenneth F. Koral	Nature of Ringing Artifacts in Spect Reconstruction and Their Reduction By the Use of Side Information.	ISBI	2007	DBLP DOI BibTeX RDF
30	Dongil Han, Jeonghun Lee	Motion-Compensated Frame Rate Up-Conversion for Reduction of Blocking Artifacts.	ICIC (1)	2007	DBLP DOI BibTeX RDF	motion-compensated interpolation, motion vector correction, motion estimation, Frame rate up-conversion
30	Guangtao Zhai, Wenjun Zhang 0001, Xiaokang Yang, Weisi Lin, Yi Xu 0001	A Unified Framework for Removing Blocking Artifacts.	ICME	2007	DBLP DOI BibTeX RDF
30	Alessandro Ricci, Mirko Viroli, Andrea Omicini	Give agents their artifacts: the A&A approach for engineering working environments in MAS.	AAMAS	2007	DBLP DOI BibTeX RDF	artifact theory, artifact-based environments, environment design, multiagent system infrastructures, multiagent system languages, programming multiagent systems
30	Alessandro Ricci, Andrea Omicini, Mirko Viroli, Luca Gardelli, Enrico Oliva	Cognitive Stigmergy: Towards a Framework Based on Agents and Artifacts.	E4MAS	2006	DBLP DOI BibTeX RDF
30	Zhaojun Xue, Jia Li, Song Li, Baikun Wan	Using ICA to Remove Eye Blink and Power Line Artifacts in EEG.	ICICIC (3)	2006	DBLP DOI BibTeX RDF
30	Ning-Yan Bian, Bin Wang 0008, Yang Cao, Liming Zhang 0001	Automatic Removal of Artifacts from EEG Data Using ICA and Exponential Analysis.	ISNN (2)	2006	DBLP DOI BibTeX RDF
30	Jouni Kokkoniemi	A Preliminary Model for Generating Experience Knowledge Based Artifacts.	HICSS	2006	DBLP DOI BibTeX RDF
30	Jongho Kim, Donghyung Kim, Jechang Jeong	Simple and Effective Filter to Remove Corner Outlier Artifacts in Highly Compressed Video.	ACIVS	2006	DBLP DOI BibTeX RDF	corner outlier artifact, highly compressed video, deblocking filter, MPEG-4 video
30	Jongho Kim, Donghyung Kim, Jechang Jeong	Simple Detection Method and Compensation Filter to Remove Corner Outlier Artifacts.	ICIAR (1)	2006	DBLP DOI BibTeX RDF	Corner outlier artifact, low bit-rate video.1, deblocking filter, MPEG-4 video
30	Elisa Drelie Gelasca, Touradj Ebrahimi, Mylène Christine Queiroz de Farias, Marco Carli, Sanjit K. Mitra	Annoyance of spatio-temporal artifacts in segmentation quality assessment.	ICIP	2004	DBLP DOI BibTeX RDF
30	Martin Kraus 0001, Wei Qiao, David S. Ebert	Projecting Tetrahedra without Rendering Artifacts.	IEEE Visualization	2004	DBLP DOI BibTeX RDF	perspective interpolation, volume rendering, volume visualization, programmable graphics hardware, dithering, cell projection, projected tetrahedra
30	Hao-Song Kong, Anthony Vetro, Huifang Sun	Edge map guided adaptive post-filter for blocking and ringing artifacts removal.	ISCAS (3)	2004	DBLP DOI BibTeX RDF
30	Eswaran Subrahmanian, Sarosh Talukdar	Engineering of markets and artifacts.	ICEC	2003	DBLP DOI BibTeX RDF	modeling, testing, methodologies, engineering design, market design
30	Taku Fujii, Yahiko Kambayashi	An Application of Data Warehouse Technology to the Measurement System for UML based Artifacts.	COMPSAC	2001	DBLP DOI BibTeX RDF
30	Motoshi Saeki	Formalizing Artifacts of Object-Oriented Analysis & Design.	ECOOP Workshops	1998	DBLP DOI BibTeX RDF
30	Shanika A. Karunasekera, Nick G. Kingsbury	A distortion measure for blocking artifacts in images based on human visual sensitivity.	IEEE Trans. Image Process.	1995	DBLP DOI BibTeX RDF
29	Yunan Chen	Documenting transitional information in EMR.	CHI	2010	DBLP DOI BibTeX RDF	clinical documentation, clinical workflow, transitional artifacts, medical records, emr
29	Matthew Kiley, Shira Dankner, Marcus K. Rogers	Forensic Analysis of Volatile Instant Messaging. (PDF / PS)	IFIP Int. Conf. Digital Forensics	2008	DBLP DOI BibTeX RDF	volatile information, Instant messaging, artifacts, forensic analysis
29	Alexandre Mallet, Lionel Gueguen, Mihai Datcu	Complexity Based Image Artifact Detection.	DCC	2008	DBLP DOI BibTeX RDF	images artifacts, kolmogorov complexity
29	Matthias Kirchner	Fast and reliable resampling detection by spectral analysis of fixed linear predictor residue.	MM&Sec	2008	DBLP DOI BibTeX RDF	periodic artifacts, predictor residue, resampling detection, tamper detection, digital image forensics
29	Phanarut Srichetta, Songsri Tangsripairoj	Using Social Network Analysis to Better Understand the Dependencies in UML Use Cases Collection.	SNPD	2008	DBLP DOI BibTeX RDF	Requirements and Design Artifacts, Social Network Analysis, Use Case Model
29	Nadia Mammone, Giuseppina Inuso, Fabio La Foresta, Francesco Carlo Morabito	Multiresolution ICA for Artifact Identification from Electroencephalographic Recordings.	KES (1)	2007	DBLP DOI BibTeX RDF	Wavelet Transform, Independent Component Analysis, EEG, Artifacts
29	Kjeld Schmidt	Ordering systems: coordinative practices in architectural design and planning.	GROUP	2003	DBLP DOI BibTeX RDF	architectural work, classification, indexation, common information spaces, coordinative artifacts
29	Hans-Werner Gellersen, Albrecht Schmidt 0001, Michael Beigl	Adding some smartness to devices and everyday things.	WMCSA	2000	DBLP DOI BibTeX RDF	mobile artifacts, perception techniques, mobile computing, mobile computing, context-awareness, mobile phones, sensors, location-awareness, cellular radio, smart devices
29	Min Shi, Qingming Yi, Jianming Gong	Blocking Effect Reduction Based on Human Visual System for Highly Compressed Images.	CCECE	2006	DBLP DOI BibTeX RDF
29	Zhiliang Xu, Shengli Xie, Youjun Xiang	An Efficient Adaptive De-blocking Algorithm.	CIS (2)	2005	DBLP DOI BibTeX RDF
29	Jen-Shin Hong, Bai-Hsuen Chen, Jieh Hsiang	XSL-based Content Management for Multi-presentation Digital Museum Exhibitions.	ECDL	2001	DBLP DOI BibTeX RDF
25	Nicolas Bettenburg, Bram Adams, Ahmed E. Hassan, Michel Smidt	A Lightweight Approach to Uncover Technical Artifacts in Unstructured Data.	ICPC	2011	DBLP DOI BibTeX RDF	technical artifacts, text mining, unstructured data, language analysis
25	Chang-Tsun Li	Detection of Block Artifacts for Digital Forensic Analysis.	e-Forensics	2009	DBLP DOI BibTeX RDF	block detection, block artifacts detection, Digital forensics, computational forensics
25	ZhaoLin Zhang, Haoshan Shi, Shuai Wan	A Novel Blind Measurement of Blocking Artifacts for H.264/AVC Video.	ICIG	2009	DBLP DOI BibTeX RDF	de-blocking filter, temporal blocky distortion, HVS, blocking artifacts
25	Vitoantonio Bevilacqua, A. Aulenta, E. Carioggia, Giuseppe Mastronardi, Filippo Menolascina, G. Simeone, Angelo Paradiso, Antonio Scarpa, Diego Taurino	Metallic Artifacts Removal in Breast CT Images for Treatment Planning in Radiotherapy by Means of Supervised and Unsupervised Neural Network Algorithms.	ICIC (1)	2007	DBLP DOI BibTeX RDF	metallic artifacts removal, radiotherapeutic treatment planning, dose-volume histogram, neural networks
25	Marlin M. Cluts	The evolution of artifacts in cooperative work: constructing meaning through activity.	GROUP	2003	DBLP DOI BibTeX RDF	CSCW applications, artifact meaning, work ethnography, emergence, communities of practice, activity theory, cooperative work, artifacts
25	Megan Moundalexis, Janet Deery, Kendal Roberts	Integrating Human-Computer Interaction Artifacts into System Development.	HCI (10)	2009	DBLP DOI BibTeX RDF	Human Computer Interaction, Decision Support Systems, Systems Design
25	Rhadamés Carmona, Gabriel Rodríguez 0004, Bernd Fröhlich 0001	Reducing Artifacts between Adjacent Bricks in Multi-resolution Volume Rendering.	ISVC (1)	2009	DBLP DOI BibTeX RDF
25	Tsz-Yam Lau, You Li, Zhongyi Xie, W. Randolph Franklin	Sea floor bathymetry trackline surface fitting without visible artifacts using ODETLAP.	GIS	2009	DBLP DOI BibTeX RDF	ODETLAP, bathymetry, overdetermined sparse linear system, terrain reconstruction, GIS
25	Shahtab Wahid, Stacy M. Branham, Lauren Cairco, D. Scott McCrickard, Steve Harrison 0001	Picking Up Artifacts: Storyboarding as a Gateway to Reuse.	INTERACT (2)	2009	DBLP DOI BibTeX RDF	storyboarding, design reuse, claims
25	Peter Schmitt, Susanne Seitinger	Plywood punk: a holistic approach to designing animated artifacts.	TEI	2009	DBLP DOI BibTeX RDF	design, robotics, prototyping, design methodology, mechatronics
25	Koohyar Minoo, Truong Q. Nguyen	A perceptual metric for blind measurement of blocking artifacts with applications in transform-block-based image and video coding.	ICIP	2008	DBLP DOI BibTeX RDF
25	Olivier Danvy, Jacob Johannsen	Inter-deriving Semantic Artifacts for Object-Oriented Programming.	WoLLIC	2008	DBLP DOI BibTeX RDF
25	Marco de Sá, Luís Carriço, Luís Duarte, Tiago Reis	Multi-purpose proactive m-Artifacts.	SAC	2008	DBLP DOI BibTeX RDF	active applications, usability, mobility, PDAs, assessment, questionnaires, m-learning, psychotherapy
25	Zhuangli Liang, W. Clem Karl, Synho Do, Thomas J. Brady, Homer H. Pien	Analysis and mitigation of calcium artifacts in cardiac multidetector CT.	ISBI	2008	DBLP DOI BibTeX RDF
25	Sascha D. Cvetkovic, Johan Schirris, Peter H. N. de With	Locally-Adaptive Image Contrast Enhancement without Noise and Ringing Artifacts.	ICIP (3)	2007	DBLP DOI BibTeX RDF
25	Lanlan Chang, Yap-Peng Tan, Hock Chuan Chua	Detection and Removal of Rainboweffect Artifacts.	ICIP (1)	2007	DBLP DOI BibTeX RDF
25	Sitaram Bhagavathy, Joan Llach, Jiefu Zhai	Multi-Scale Probabilistic Dithering for Suppressing Banding Artifacts in Digital Images.	ICIP (4)	2007	DBLP DOI BibTeX RDF
25	Leila Naslavsky, Hadar Ziv, Debra J. Richardson	Towards traceability of model-based testing artifacts.	A-MOST	2007	DBLP DOI BibTeX RDF	model-driven development, traceability, model-based testing
25	Gustavo K. Rohde, Dennis M. Healy Jr., Carlos Alberto Berenstein, Akram Aldroubi	Interpolation Artifacts in Biomedical Image Registration.	ISBI	2007	DBLP DOI BibTeX RDF
25	Andres S. Orrego, Gregory E. Mundy	SRAE: An Integrated Framework for Aiding in the Verification and Validation of Legacy Artifacts in NASA Flight Control Systems.	COMPSAC (1)	2007	DBLP DOI BibTeX RDF
25	Wen-Chuang Chou, Michelle Liou, Hong-Ren Su	Sensitivity and Uniformity in Detecting Motion Artifacts.	ICONIP (1)	2007	DBLP DOI BibTeX RDF
25	Kevin Hammerstrom, John E. Aldrich, Len Alves, Andrew Ho	Recognition and Prevention of Computed Radiography Image Artifacts.	J. Digit. Imaging	2006	DBLP DOI BibTeX RDF	cassette, imaging plate, image artifact, yellowing, delamination, quality control, Computed radiography
25	Steven P. Reiss	Incremental Maintenance of Software Artifacts.	IEEE Trans. Software Eng.	2006	DBLP DOI BibTeX RDF	Software maintenance, evolution, programming tools
25	Heriberto Zavala-Fernández, Tilmann Heinrich Sander, Martin Burghoff, Reinhold Orglmeister, Lutz Trahms	Comparison of ICA Algorithms for the Isolation of Biological Artifacts in Magnetoencephalography.	ICA	2006	DBLP DOI BibTeX RDF
25	Ramin Eslami, Hayder Radha	Optimal Linear Combination of Denoising Schemes for Efficient Removal of Image Artifacts.	ICME	2006	DBLP DOI BibTeX RDF
25	Stanley J. Reeves	Fast Image Restoration Without Boundary Artifacts.	IEEE Trans. Image Process.	2005	DBLP DOI BibTeX RDF
25	Seung-Hoon Han, Haeng-Kang Kim, Youngho Lee, Seungjoon Yang	Converting the interlaced 3: 2 pulldown film to the NTSC video without motion artifacts.	ICIP (2)	2005	DBLP DOI BibTeX RDF
25	Ademar Aguiar, Gabriel David	WikiWiki weaving heterogeneous software artifacts.	Int. Sym. Wikis	2005	DBLP DOI BibTeX RDF	Wiki-based software documentation, web-based documentation, wiki, software documentation
25	Dirk Beyer 0001, Andreas Noack	Clustering Software Artifacts Based on Frequent Common Changes.	IWPC	2005	DBLP DOI BibTeX RDF
25	Zhi-Heng Zhou, Sheng-Li Xie	Blocking Artifacts Measurement Based on the Human Visual System.	ICNC (1)	2005	DBLP DOI BibTeX RDF
25	Alessandro Ricci, Mirko Viroli, Andrea Omicini	Programming MAS with Artifacts.	PROMAS	2005	DBLP DOI BibTeX RDF
25	Michael A. Wirth, Dennis Nikitenko	Suppression of Stripe Artifacts in Mammograms Using Weighted Median Filtering.	ICIAR	2005	DBLP DOI BibTeX RDF
25	Christopher P. Nemeth, Richard I. Cook, Michael F. O'Connor, P. Allan Klock	Using cognitive artifacts to understand distributed cognition.	IEEE Trans. Syst. Man Cybern. Part A	2004	DBLP DOI BibTeX RDF
25	Alessandro Ricci, Mirko Viroli, Andrea Omicini	Environment-Based Coordination Through Coordination Artifacts.	E4MAS	2004	DBLP DOI BibTeX RDF
25	Geórgia Maria C. de Sousa, Jaelson Castro	Improving the Separation of Non-Functional Concerns in Requirements Artifacts.	RE	2004	DBLP DOI BibTeX RDF
25	Weiting Cai, Malek Adjouadi	Minimization of Boundary Artifacts on Scalable Image Compression Using Symmetric-Extended Wavelet Transform.	ITCC (1)	2004	DBLP DOI BibTeX RDF	symmetric-extended wavelet transform, circular convolution, biorthogonal wavelet filter, signal symmetric extension, image compression, multiresolution analysis
25	Ekaterina Prasolova-Førland	Virtual Spaces as Artifacts: Implications for the Design of Educational CVEs.	CW	2003	DBLP DOI BibTeX RDF
25	V. T. Kieu, D. T. Nguyen	Surface fitting approach for reducing blocking artifacts in low bitrate DCT decoded images.	ICIP (3)	2001	DBLP DOI BibTeX RDF
25	Tim Hawkins, Jonathan M. Cohen, Paul E. Debevec	A photometric approach to digitizing cultural artifacts.	Virtual Reality, Archeology, and Cultural Heritage	2001	DBLP DOI BibTeX RDF	rendering, image-based modeling, lighting
25	Matthew Uyttendaele, Ashley Eden, Richard Szeliski	Eliminating Ghosting and Exposure Artifacts in Image Mosaics.	CVPR (2)	2001	DBLP DOI BibTeX RDF
24	Michael Schwarz 0003, Marc Stamminger	On predicting visual popping in dynamic scenes.	APGV	2009	DBLP DOI BibTeX RDF	temporal artifacts, visual perception, popping, vision models
24	Chuangbai Xiao, Jing Yu 0016, Kaina Su	Gibbs artifact reduction for POCS super-resolution image reconstruction.	Frontiers Comput. Sci. China	2008	DBLP DOI BibTeX RDF	the POCS method, Gibbs artifacts, edge detection, image reconstruction, super-resolution
24	Qi Shan, Jiaya Jia, Aseem Agarwala	High-quality motion deblurring from a single image.	ACM Trans. Graph.	2008	DBLP DOI BibTeX RDF	ringing artifacts, filtering, image enhancement, motion deblurring
24	Lin Ma 0002, Feng Wu 0001, Debin Zhao, Wen Gao 0001, Siwei Ma	Learning-Based Image Restoration for Compressed Image through Neighboring Embedding.	PCM	2008	DBLP DOI BibTeX RDF	Compression artifacts, Neighboring Embedding, Image restoration, Primitive
24	Jack Downey, Norah Power	An artifact-centric framework for software development skills.	CPR	2007	DBLP DOI BibTeX RDF	Irish telecommunications software, knowledge, grounded theory, skills, software artifacts, abilities
24	Minghai Yao, Jing Hu, Qinglong Gu	Independent Component Analysis Approach for the Neurobiological Recording Data.	ICAT	2006	DBLP DOI BibTeX RDF	Independent Component Analysis, EEG, Artifacts, Neurophysiology
24	Davor Cubranic, Gail C. Murphy, Janice Singer, Kellogg S. Booth	Hipikat: A Project Memory for Software Development.	IEEE Trans. Software Eng.	2005	DBLP DOI BibTeX RDF	project memory, recommender system, user studies, software artifacts, Software development teams
24	Federico Cabitza, Marcello Sarini, Carla Simone, Michele Telaro	When once is not enough: the role of redundancy in a hospital ward setting.	GROUP	2005	DBLP DOI BibTeX RDF	collaborative work practices, reading and writing artifacts, redundancy, healthcare
24	Dong Wei 0011, C. Sidney Burrus	Optimal wavelet thresholding for various coding schemes.	ICIP	1995	DBLP DOI BibTeX RDF	optimal wavelet thresholding, nonlinear universal method, coarse quantization, ringing effect, contouring effect, wavelet-domain thresholding, decompressed image, quantization noise effect, objective quality, de-noising, coding artifacts, undecimated discrete wavelet transform, wavelet transforms, optimisation, transforms, image reconstruction, image coding, edges, transform coding, subjective quality, interference suppression, sharp features, transform coefficients, reconstructed image, coding errors, coding schemes, blocking effect
24	Soo Hyun Bae, Thrasyvoulos N. Pappas, Biing-Hwang Juang	Subjective Evaluation of Spatial Resolution and Quantization Noise Tradeoffs.	IEEE Trans. Image Process.	2009	DBLP DOI BibTeX RDF
24	Alin Deutsch, Richard Hull 0001, Fabio Patrizi, Victor Vianu	Automatic verification of data-centric business processes.	ICDT	2009	DBLP DOI BibTeX RDF
24	Chih-Wei Lu, Chih-Hung Chang, William C. Chu, Ya-Wen Cheng, Hsin-Chien Chang	A Requirement Tool to Support Model-Based Requirement Engineering.	COMPSAC	2008	DBLP DOI BibTeX RDF	Requirement Editor, Reuse, Consistency, Completeness, Traceability, Maintainability
24	Ramya Ravichandar, Nanjangud C. Narendra, Karthikeyan Ponnalagu, Dipayan Gangopadhyay	Morpheus: Semantics-based Incremental Change Propagation in SOA-based Solutions.	IEEE SCC (1)	2008	DBLP DOI BibTeX RDF	Incremental Change Propagation, Service-Oriented Architecture, Software Evolution
24	Yao-Min Huang, Jin-Jang Leou, Ming-Hui Cheng	A Post Deblocking Filter for H.264 Video.	ICCCN	2007	DBLP DOI BibTeX RDF
24	Gernot Schmoelzer, Christian Kreiner, Michael Thonhauser	Platform Design for Software Product Lines of Data-intensive Systems.	EUROMICRO-SEAA	2007	DBLP DOI BibTeX RDF
24	Keigo Hirakawa, Thomas W. Parks	Adaptive homogeneity-directed demosaicing algorithm.	IEEE Trans. Image Process.	2005	DBLP DOI BibTeX RDF
24	Kee-Koo Kwon, Sung-Ho Im, Dong-Sun Lim	Deblocking algorithm in MPEG-4 video coding using block boundary characteristics and adaptive filtering.	ICIP (3)	2005	DBLP DOI BibTeX RDF
24	Soo Dong Kim, Soo Ho Chang, Hyun Jung La	Traceability Map: Foundations to Automate for Product Line Engineering.	SERA	2005	DBLP DOI BibTeX RDF
24	Jeffrey Parsons, Chad Saunders	Cognitive Heuristics in Software Engineering: Applying and Extending Anchoring and Adjustment to Artifact Reuse.	IEEE Trans. Software Eng.	2004	DBLP DOI BibTeX RDF	human factors in software design, reusable software, requirements/specifications, Software psychology, reuse models, reusable libraries
24	Toyoaki Nishida	Towards Intelligent Media Technology for Communicative Intelligence.	IMTCI	2004	DBLP DOI BibTeX RDF
24	Douglas Stuart, Wonhee Sull, T. W. Cook	Dependency Navigation in Product Lines Using XML.	IW-SAPF	2000	DBLP DOI BibTeX RDF
24	Takashi Kobayashi 0001, Motoshi Saeki	Software Development Based on Software Pattern Evolution.	APSEC	1999	DBLP DOI BibTeX RDF	Object-Orientation, Software Evolution, Software Pattern
24	Stephen J. Mitchell, Brent Auernheimer	Automated Categorization of Real-Time Newswire Stories - Hooked on Lexiconics: How I taught my Sun to Read.	HICSS (5)	1996	DBLP DOI BibTeX RDF
21	Han Chen, Yuezun Li, Dongdong Lin, Bin Li 0011, Junqiang Wu	Watching the BiG artifacts: Exposing DeepFake videos via Bi-granularity artifacts.	Pattern Recognit.	2023	DBLP DOI BibTeX RDF
21	A Narmada, M. K. Shukla	A novel adaptive artifacts wavelet Denoising for EEG artifacts removal using deep learning with Meta-heuristic approach.	Multim. Tools Appl.	2023	DBLP DOI BibTeX RDF
21	Makoto Nakada, Iordanis Kavathatzopoulos, Ryoko Asai	Robots and AI Artifacts in Plural Perspective(s) of Japan and the West: The Cultural-Ethical Traditions Behind People's Views on Robots and AI Artifacts in the Information Era.	Rev. Socionetwork Strateg.	2021	DBLP DOI BibTeX RDF
21	Javier Palanca, Jaime Andres Rincon, Vicente Julián, Carlos Carrascosa, Andrés Terrasa	IoT Artifacts: Incorporating Artifacts into the SPADE Platform.	ISAmI	2021	DBLP DOI BibTeX RDF
21	Yidi Wang	Assessment Metrics for the Representations of Highlight Artifacts in a Virtual Museum: A Case Study of Egyptian Artifacts.	AIVR	2021	DBLP DOI BibTeX RDF
21	Qiwang Zhao, Qianyun Lyu	The Application of AutoCAD in the Drawing of Archaeological Artifacts - Line Plot Surveying and Mapping of Standard and Complete Artifacts.	ATCI (1)	2021	DBLP DOI BibTeX RDF