Search results for "paraphrase"

Hits ?▲	Authors	Title	Venue	Year	Link
16	Fangfang Wang, Jian Zhang, Huaqiang Yuan	Encoding Paraphrase Information Generated by ChatGPT and Introducing Interrogative Word Control Mechanism for Question Generation.	IALP	2023	DBLP DOI BibTeX RDF
16	Kuan-Hao Huang, Varun Iyer, I-Hung Hsu, Anoop Kumar, Kai-Wei Chang, Aram Galstyan	ParaAMR: A Large-Scale Syntactically Diverse Paraphrase Dataset by AMR Back-Translation.	ACL (1)	2023	DBLP DOI BibTeX RDF
16	Saket Sharma, Aviral Joshi, Yiyun Zhao, Namrata Mukhija, Hanoz Bhathena, Prateek Singh, Sashank Santhanam	When and how to paraphrase for named entity recognition?	ACL (1)	2023	DBLP DOI BibTeX RDF
16	Yixin Wan, Kuan-Hao Huang, Kai-Wei Chang	PIP: Parse-Instructed Prefix for Syntactically Controlled Paraphrase Generation.	ACL (Findings)	2023	DBLP DOI BibTeX RDF
16	Rachna Jain, Abhishek Kathuria, Anubhav Singh, Anmol Saxena, Anjali Khandelwal	ParaCap: paraphrase detection model using capsule network.	Multim. Syst.	2022	DBLP DOI BibTeX RDF
16	Anabela Barreiro, Cristina Mota, Jorge Baptista, Lucília Chacoto, Paula Carvalho 0001	Linguistic resources for paraphrase generation in portuguese: a lexicon-grammar approach.	Lang. Resour. Evaluation	2022	DBLP DOI BibTeX RDF
16	Gemma Bel-Enguix, Gerardo Sierra, Helena Gómez-Adorno, Juan-Manuel Torres-Moreno, Jesús-Germán Ortiz-Barajas, Juan Vásquez	Overview of PAR-MEX at Iberlef 2022: Paraphrase Detection in Spanish Shared Task.	Proces. del Leng. Natural	2022	DBLP BibTeX RDF
16	Giorgio Ottolina, John Pavlopoulos	Metaphorical Paraphrase Generation: Feeding Metaphorical Language Models with Literal Texts.	CoRR	2022	DBLP DOI BibTeX RDF
16	Chao Zhou, Cheng Qiu, Daniel E. Acuna	Paraphrase Identification with Deep Learning: A Review of Datasets and Methods.	CoRR	2022	DBLP DOI BibTeX RDF
16	Eda Okur, Saurav Sahay, Lama Nachman	Data Augmentation with Paraphrase Generation and Entity Extraction for Multimodal Dialogue System.	CoRR	2022	DBLP DOI BibTeX RDF
16	Haochun Wang, Chi Liu, Nuwa Xi, Sendong Zhao, Meizhi Ju, Shiwei Zhang, Ziheng Zhang, Yefeng Zheng 0001, Bing Qin 0001, Ting Liu 0001	Prompt Combines Paraphrase: Teaching Pre-trained Models to Understand Rare Biomedical Words.	CoRR	2022	DBLP DOI BibTeX RDF
16	Aitor Ormazabal, Mikel Artetxe, Gorka Labaka, Aitor Soroa, Eneko Agirre	Principled Paraphrase Generation with Parallel Corpora.	CoRR	2022	DBLP DOI BibTeX RDF
16	Alham Fikri Aji, Tirana Noor Fatyanosa, Radityo Eko Prasojo, Philip Arthur, Suci Fitriany, Salma Qonitah, Nadhifa Zulfa, Tomi Santoso, Mahendra Data	ParaCotta: Synthetic Multilingual Paraphrase Corpora from the Most Diverse Translation Sample Pair.	CoRR	2022	DBLP DOI BibTeX RDF
16	Yifei Zhou, Renyu Li, Hayden Housen, Ser-Nam Lim	GAPX: Generalized Autoregressive Paraphrase-Identification X.	CoRR	2022	DBLP DOI BibTeX RDF
16	Rishabh Gupta, Venktesh V, Mukesh K. Mohania, Vikram Goyal	'John ate 5 apples' != 'John ate some apples': Self-Supervised Paraphrase Quality Detection for Algebraic Word Problems.	CoRR	2022	DBLP DOI BibTeX RDF
16	Lingfeng Shen, Haiyun Jiang, Lemao Liu, Shuming Shi 0001	Revisiting the Evaluation Metrics of Paraphrase Generation.	CoRR	2022	DBLP BibTeX RDF
16	Nick Ferguson, Liane Guillou, Kwabena Nuamah, Alan Bundy	Investigating the use of Paraphrase Generation for Question Reformulation in the FRANK QA system.	CoRR	2022	DBLP DOI BibTeX RDF
16	Qiwei Peng 0002, David J. Weir, Julie Weeds	Towards Structure-aware Paraphrase Identification with Phrase Alignment Using Sentence Encoders.	CoRR	2022	DBLP DOI BibTeX RDF
16	Xiaodong Gu 0002, Zhaowei Zhang, Sang-Woo Lee 0001, Kang Min Yoo, Jung-Woo Ha 0001	Continuous Decomposition of Granularity for Neural Paraphrase Generation.	CoRR	2022	DBLP DOI BibTeX RDF
16	Ajwad Akil, Najrin Sultana, Abhik Bhattacharjee, Rifat Shahriyar	BanglaParaphrase: A High-Quality Bangla Paraphrase Dataset.	CoRR	2022	DBLP DOI BibTeX RDF
16	Salar Mohtaj, Fatemeh Tavakkoli, Habibollah Asghari	PerPaDa: A Persian Paraphrase Dataset based on Implicit Crowdsourcing Data Collection.	CoRR	2022	DBLP BibTeX RDF
16	Elron Bandel, Ranit Aharonov, Michal Shmueli-Scheuer, Ilya Shnayderman, Noam Slonim, Liat Ein-Dor	Quality Controlled Paraphrase Generation.	CoRR	2022	DBLP DOI BibTeX RDF
16	Abhilasha Sancheti, Balaji Vasan Srinivasan, Rachel Rudinger	Entailment Relation Aware Paraphrase Generation.	CoRR	2022	DBLP DOI BibTeX RDF
16	Wenchuan Mu, Kwan Hui Lim 0001	Revision for Concision: A Constrained Paraphrase Generation Task.	CoRR	2022	DBLP DOI BibTeX RDF
16	Louis Marceau, Raouf Moncef Belbahar, Marc Queudot, Eric Charton, Marie-Jean Meurs	Quick Starting Dialog Systems with Paraphrase Generation.	CoRR	2022	DBLP DOI BibTeX RDF
16	Yao Dou, Chao Jiang, Wei Xu 0004	Improving Large-scale Paraphrase Acquisition and Generation.	CoRR	2022	DBLP DOI BibTeX RDF
16	Zhe Lin, Xiaojun Wan 0001	Visual Information Guided Zero-Shot Paraphrase Generation.	CoRR	2022	DBLP BibTeX RDF
16	Kuan-Hao Huang, Varun Iyer, Anoop Kumar, Sriram Venkatapathy, Kai-Wei Chang, Aram Galstyan	Unsupervised Syntactically Controlled Paraphrase Generation with Abstract Meaning Representations.	CoRR	2022	DBLP DOI BibTeX RDF
16	Tom Hosking, Hao Tang, Mirella Lapata	Hierarchical Sketch Induction for Paraphrase Generation.	CoRR	2022	DBLP DOI BibTeX RDF
16	Jishnu Ray Chowdhury, Yong Zhuang, Shuyi Wang	Novelty Controlled Paraphrase Generation with Retrieval Augmented Conditional Prompt Tuning.	CoRR	2022	DBLP BibTeX RDF
16	Dien Dinh, Le Thanh Nguyen	English-Vietnamese cross-language paraphrase identification using hybrid feature classes.	J. Heuristics	2022	DBLP DOI BibTeX RDF
16	Rishabh Gupta, Venktesh V, Mukesh K. Mohania, Vikram Goyal	'John Ate 5 Apples' != 'John Ate Some Apples': Self-supervised Paraphrase Quality Detection for Algebraic Word Problems.	ECML/PKDD (6)	2022	DBLP DOI BibTeX RDF
16	Ajwad Akil, Najrin Sultana, Abhik Bhattacharjee, Rifat Shahriyar	BanglaParaphrase: A High-Quality Bangla Paraphrase Dataset.	AACL/IJCNLP (2)	2022	DBLP BibTeX RDF
16	Arwa Al Saqaabi, Eleni C. Akrida, Alexandra I. Cristea, Craig D. Stewart	A Paraphrase Identification Approach in Paragraph Length Texts.	ICDM (Workshops)	2022	DBLP DOI BibTeX RDF
16	Arwa Al Saqaabi, Craig D. Stewart, Eleni C. Akrida, Alexandra I. Cristea	A Paraphrase Identification Approach in Paragraph length texts.	EDM	2022	DBLP BibTeX RDF
16	Haiyan Yin, Dingcheng Li, Ping Li 0001	Learning to Selectively Learn for Weakly Supervised Paraphrase Generation with Model-based Reinforcement Learning.	NAACL-HLT	2022	DBLP DOI BibTeX RDF
16	Erguang Yang, Chenglin Bai, Deyi Xiong, Yujie Zhang, Yao Meng, Jinan Xu, Yufeng Chen 0005	Learning Structural Information for Syntax-Controlled Paraphrase Generation.	NAACL-HLT (Findings)	2022	DBLP DOI BibTeX RDF
16	Oleksandr Skurzhanskyi, Oleksandr Marchenko	Task-specific pre-training improves models for paraphrase generation.	NLPIR	2022	DBLP DOI BibTeX RDF
16	Abhilasha Sancheti, Balaji Vasan Srinivasan, Rachel Rudinger	Entailment Relation Aware Paraphrase Generation.	AAAI	2022	DBLP DOI BibTeX RDF
16	Jishnu Ray Chowdhury, Yong Zhuang, Shuyi Wang	Novelty Controlled Paraphrase Generation with Retrieval Augmented Conditional Prompt Tuning.	AAAI	2022	DBLP DOI BibTeX RDF
16	Besher Alkurdi, Hasan Yunus Sarioglu, Mehmet Fatih Amasyali	Semantic Similarity Based Filtering for Turkish Paraphrase Dataset Creation.	ICNLSP	2022	DBLP BibTeX RDF
16	Haochun Wang, Chi Liu, Nuwa Xi, Sendong Zhao, Meizhi Ju, Shiwei Zhang, Ziheng Zhang, Yefeng Zheng 0001, Bing Qin 0001, Ting Liu 0001	Prompt Combines Paraphrase: Teaching Pre-trained Models to Understand Rare Biomedical Words.	COLING	2022	DBLP BibTeX RDF
16	Xiaofei Sun, Yufei Tian, Yuxian Meng, Nanyun Peng, Fei Wu 0001, Jiwei Li 0001, Chun Fan	Paraphrase Generation as Unsupervised Machine Translation.	COLING	2022	DBLP BibTeX RDF
16	Qiwei Peng 0002, David J. Weir, Julie Weeds	Towards Structure-aware Paraphrase Identification with Phrase Alignment Using Sentence Encoders.	COLING	2022	DBLP BibTeX RDF
16	Xiaodong Gu 0002, Zhaowei Zhang, Sang-Woo Lee 0001, Kang Min Yoo, Jung-Woo Ha 0001	Continuous Decomposition of Granularity for Neural Paraphrase Generation.	COLING	2022	DBLP BibTeX RDF
16	Zhe Lin, Xiaojun Wan 0001	Visual Information Guided Zero-Shot Paraphrase Generation.	COLING	2022	DBLP BibTeX RDF
16	Yao Dou, Chao Jiang, Wei Xu 0004	Improving Large-scale Paraphrase Acquisition and Generation.	EMNLP	2022	DBLP DOI BibTeX RDF
16	Jinxin Liu, Jiaxin Shi, Ji Qi, Lei Hou 0001, Juanzi Li, Qi Tian	ParaMac: A General Unsupervised Paraphrase Generation Framework Leveraging Semantic Constraints and Diversifying Mechanisms.	EMNLP (Findings)	2022	DBLP DOI BibTeX RDF
16	Shuohang Wang, Ruochen Xu, Yang Liu 0124, Chenguang Zhu 0001, Michael Zeng 0001	ParaTag: A Dataset of Paraphrase Tagging for Fine-Grained Labels, NLG Evaluation, and Data Augmentation.	EMNLP	2022	DBLP DOI BibTeX RDF
16	Kuan-Hao Huang, Varun Iyer, Anoop Kumar, Sriram Venkatapathy, Kai-Wei Chang, Aram Galstyan	Unsupervised Syntactically Controlled Paraphrase Generation with Abstract Meaning Representations.	EMNLP (Findings)	2022	DBLP DOI BibTeX RDF
16	Lingfeng Shen, Lemao Liu, Haiyun Jiang, Shuming Shi 0001	On the Evaluation Metrics for Paraphrase Generation.	EMNLP	2022	DBLP DOI BibTeX RDF
16	Jan Philip Wahle, Terry Ruas, Frederic Kirstein, Bela Gipp	How Large Language Models are Transforming Machine-Paraphrase Plagiarism.	EMNLP	2022	DBLP DOI BibTeX RDF
16	Yi Chen 0019, Haiyun Jiang, Lemao Liu, Rui Wang 0015, Shuming Shi 0001, Ruifeng Xu	MCPG: A Flexible Multi-Level Controllable Framework for Unsupervised Paraphrase Generation.	EMNLP (Findings)	2022	DBLP DOI BibTeX RDF
16	Zhigen Li, Yanmeng Wang, Rizhao Fan, Ye Wang, Jianfeng Li, Shaojun Wang	Learning to Adapt to Low-Resource Paraphrase Generation.	EMNLP	2022	DBLP DOI BibTeX RDF
16	Yifei Zhou, Renyu Li, Hayden Housen, Ser Nam Lim	GAPX: Generalized Autoregressive Paraphrase-Identification X.	NeurIPS	2022	DBLP BibTeX RDF
16	Mathi Rohith, Mothukuri Jaswanth Venkat, Pasumarthy Venkata Akhil, Mandiga Sahasra Sai Tarun, Deepa Gupta	Telugu Paraphrase Detection Using Siamese Network.	ICCCNT	2022	DBLP DOI BibTeX RDF
16	Tang Xue, Yuran Zhao, Chaoqi Yang, Gongshen Liu, Xiaoyong Li	SECT: A Successively Conditional Transformer for Controllable Paraphrase Generation.	IJCNN	2022	DBLP DOI BibTeX RDF
16	Nina Khairova, Anastasiia Shapovalova, Orken Mamyrbayev, Nataliia Sharonova, Kuralay Mukhsina	Using BERT model to Identify Sentences Paraphrase in the News Corpus.	COLINS	2022	DBLP BibTeX RDF
16	Antonio Tamayo, Diego A. Burgos, Alexander F. Gelbukh	Using Transformers on Noisy vs. Clean Data for Paraphrase Identification in Mexican Spanish.	IberLEF@SEPLN	2022	DBLP BibTeX RDF
16	Hoang Thang Ta, Abu Bakar Siddiqur Rahman, Lotfollah Najjar, Alexander F. Gelbukh	GAN-BERT, an Adversarial Learning Architecture for Paraphrase Identification.	IberLEF@SEPLN	2022	DBLP BibTeX RDF
16	Abdul Gafar Manuel Meque, Fazlourrahman Balouchzahi, Grigori Sidorov, Alexander F. Gelbukh	Mexican Spanish Paraphrase Identification using Data Augmentation.	IberLEF@SEPLN	2022	DBLP BibTeX RDF
16	Abu Bakar Siddiqur Rahman, Hoang Thang Ta, Lotfollah Najjar, Alexander F. Gelbukh	Paraphrase Identification: Lightweight Effective Methods Based Features from Pre-trained Models.	IberLEF@SEPLN	2022	DBLP BibTeX RDF
16	Angela Brando-Le-Bihan, Roman Karbushev, Isabel Segura-Bedmar	UC3M at PAR-MEX@IberLef 2022: From Cosine Distance to Transformer Models for Paraphrase Identification in Mexican Spanish.	IberLEF@SEPLN	2022	DBLP BibTeX RDF
16	Tang Xue, Yuran Zhao, Gongshen Liu, Xiaoyong Li	An Adversarial Approach for Unsupervised Syntax-Guided Paraphrase Generation.	NLPCC (1)	2022	DBLP DOI BibTeX RDF
16	Adnen Mahmoud, Mounir Zrigui	Siamese AraBERT-LSTM Model based Approach for Arabic Paraphrase Detection.	PACLIC	2022	DBLP BibTeX RDF
16	Xianggen Liu, Wenqiang Lei, Jiancheng Lv 0001, Jizhe Zhou	Abstract Rule Learning for Paraphrase Generation.	IJCAI	2022	DBLP DOI BibTeX RDF
16	Yintao Jia, Xiaodong Ning, Liqin Gong, Lingling Mu	Constraint-based Paraphrase Generation Model and it's Application on Message Extraction of Commodity Futures News.	IALP	2022	DBLP DOI BibTeX RDF
16	Elizabeth M. Merkhofer, John C. Henderson, Abigail S. Gertner, Michael Doyle, Lily Wong	Practical Attacks on Machine Translation using Paraphrase.	AMTA	2022	DBLP BibTeX RDF
16	Salar Mohtaj, Fatemeh Tavakkoli, Habibollah Asghari	PerPaDa: A Persian Paraphrase Dataset based on Implicit Crowdsourcing Data Collection.	LREC	2022	DBLP BibTeX RDF
16	Won-Ik Cho, Sangwhan Moon, Jong In Kim, Seok Min Kim, Nam Soo Kim	StyleKQC: A Style-Variant Paraphrase Corpus for Korean Questions and Commands.	LREC	2022	DBLP BibTeX RDF
16	Nikita Martynov, Irina Krotova, Varvara Logacheva, Alexander Panchenko, Olga Kozlova, Nikita Semenov	RuPAWS: A Russian Adversarial Dataset for Paraphrase Identification.	LREC	2022	DBLP BibTeX RDF
16	Eda Okur, Saurav Sahay, Lama Nachman	Data Augmentation with Paraphrase Generation and Entity Extraction for Multimodal Dialogue System.	LREC	2022	DBLP BibTeX RDF
16	Teemu Vahtola, Eetu Sjöblom, Jörg Tiedemann, Mathias Creutz	Modeling Noise in Paraphrase Detection.	LREC	2022	DBLP BibTeX RDF
16	Kexin Yang 0002, Dayiheng Liu, Wenqiang Lei, Baosong Yang, Haibo Zhang 0013, Xue Zhao, Wenqing Yao, Boxing Chen	GCPG: A General Framework for Controllable Paraphrase Generation.	ACL (Findings)	2022	DBLP DOI BibTeX RDF
16	Aitor Ormazabal, Mikel Artetxe, Aitor Soroa, Gorka Labaka, Eneko Agirre	Principled Paraphrase Generation with Parallel Corpora.	ACL (1)	2022	DBLP DOI BibTeX RDF
16	Qiwei Peng 0002, David J. Weir, Julie Weeds, Yekun Chai	Predicate-Argument Based Bi-Encoder for Paraphrase Identification.	ACL (1)	2022	DBLP DOI BibTeX RDF
16	Xuhang Xie, Xuesong Lu, Bei Chen	Multi-task Learning for Paraphrase Generation With Keyword and Part-of-Speech Reconstruction.	ACL (Findings)	2022	DBLP DOI BibTeX RDF
16	Nikolay Babakov, David Dale, Varvara Logacheva, Alexander Panchenko	A large-scale computational study of content preservation measures for text style transfer and paraphrase generation.	ACL (student)	2022	DBLP DOI BibTeX RDF
16	Jack Weston, Raphael Lenain, Udeepa Meepegama, Emil Fristed	Generative Pretraining for Paraphrase Evaluation.	ACL (1)	2022	DBLP DOI BibTeX RDF
16	Tom Hosking, Hao Tang, Mirella Lapata	Hierarchical Sketch Induction for Paraphrase Generation.	ACL (1)	2022	DBLP DOI BibTeX RDF
16	Elron Bandel, Ranit Aharonov, Michal Shmueli-Scheuer, Ilya Shnayderman, Noam Slonim, Liat Ein-Dor	Quality Controlled Paraphrase Generation.	ACL (1)	2022	DBLP DOI BibTeX RDF
16	Mieradilijiang Maimaiti, Yang Liu 0005, Huanbo Luan, Zegao Pan, Maosong Sun 0001	Improving Data Augmentation for Low-Resource NMT Guided by POS-Tagging and Paraphrase Embedding.	ACM Trans. Asian Low Resour. Lang. Inf. Process.	2021	DBLP DOI BibTeX RDF
16	Adnen Mahmoud, Mounir Zrigui	Hybrid Attention-based Approach for Arabic Paraphrase Detection.	Appl. Artif. Intell.	2021	DBLP DOI BibTeX RDF
16	Hassan Shahmohammadi, Mirhossein Dezfoulian, Muharram Mansoorizadeh	Paraphrase detection using LSTM networks and handcrafted features.	Multim. Tools Appl.	2021	DBLP DOI BibTeX RDF
16	Jared Warren	Ontology, Set Theory, and the Paraphrase Challenge.	J. Philos. Log.	2021	DBLP DOI BibTeX RDF
16	Badri N. Patro, Dev Chauhan, Vinod K. Kurmi, Vinay P. Namboodiri	Revisiting paraphrase question generator using pairwise discriminator.	Neurocomputing	2021	DBLP DOI BibTeX RDF
16	Bogdan Nicula, Mihai Dascalu, Natalie Newton, Ellen Orcutt, Danielle S. McNamara	Automated Paraphrase Quality Assessment Using Language Models and Transfer Learning.	Comput.	2021	DBLP DOI BibTeX RDF
16	Jack Weston, Raphael Lenain, Udeepa Meepegama, Emil Fristed	Generative Pretraining for Paraphrase Evaluation.	CoRR	2021	DBLP BibTeX RDF
16	Preslav Nakov, Hwee Tou Ng	Translating from Morphologically Complex Languages: A Paraphrase-Based Approach.	CoRR	2021	DBLP BibTeX RDF
16	Chun Fan, Yufei Tian, Yuxian Meng, Nanyun Peng, Xiaofei Sun, Fei Wu 0001, Jiwei Li 0001	Paraphrase Generation as Unsupervised Machine Translation.	CoRR	2021	DBLP BibTeX RDF
16	Jan Philip Wahle, Terry Ruas, Norman Meuschke, Bela Gipp	Are Neural Language Models Good Plagiarists? A Benchmark for Neural Paraphrase Detection.	CoRR	2021	DBLP BibTeX RDF
16	Zhe Lin, Yitao Cai, Xiaojun Wan 0001	Towards Document-Level Paraphrase Generation with Sentence Rewriting and Reordering.	CoRR	2021	DBLP BibTeX RDF
16	Jenna Kanerva, Hanna Kitti, Li-Hsin Chang, Teemu Vahtola, Mathias Creutz, Filip Ginter	Semantic Search as Extractive Paraphrase Span Detection.	CoRR	2021	DBLP BibTeX RDF
16	Sonal Garg, Sumanth Prabhu 0002, Hemant Misra, G. Srinivasaraghavan 0001	Unsupervised Contextual Paraphrase Generation using Lexical Control and Reinforcement Learning.	CoRR	2021	DBLP BibTeX RDF
16	Tedo Vrbanec, Ana Mestrovic	Corpus-Based Paraphrase Detection Experiments and Review.	CoRR	2021	DBLP BibTeX RDF
16	Animesh Nighojkar, John Licato	Improving Paraphrase Detection with the Adversarial Paraphrasing Task.	CoRR	2021	DBLP BibTeX RDF
16	Won-Ik Cho, Sangwhan Moon, Jong In Kim, Seok Min Kim, Nam Soo Kim	StyleKQC: A Style-Variant Paraphrase Corpus for Korean Questions and Commands.	CoRR	2021	DBLP BibTeX RDF
16	Haoran Yang, Wai Lam, Piji Li	Contrastive Representation Learning for Exemplar-Guided Paraphrase Generation.	CoRR	2021	DBLP BibTeX RDF
16	Jenna Kanerva, Filip Ginter, Li-Hsin Chang, Iiro Rastas, Valtteri Skantsi, Jemina Kilpeläinen, Hanna-Mari Kupari, Aurora Piirto, Jenna Saarni, Maija Sevón, Otto Tarkka	Annotation Guidelines for the Turku Paraphrase Corpus.	CoRR	2021	DBLP BibTeX RDF
16	Wenxuan Zhang, Yang Deng 0002, Xin Li 0056, Yifei Yuan 0002, Lidong Bing, Wai Lam	Aspect Sentiment Quad Prediction as Paraphrase Generation.	CoRR	2021	DBLP BibTeX RDF