Dimitar Trajanov

Visiting Research Professor, Computer Science

Dr. Dimitar Trajanov is a visiting research professor in the Department of Computer Science at Boston University’s Metropolitan College. His areas of expertise include data science, machine learning, semantic web, the sharing economy, web and mobile development, web programming, and ecommerce. He has professional experience as a software architect, as a senior data science consultant for a large pharmaceutical company, and as a data science consultant for the United Nations Development Programme (UNDP) in North Macedonia. Dr. Trajanov is the author of close to two hundred journal and conference papers and seven books. He has been involved in more than seventy research and industry projects, more than forty of those as project leader. He previously served as dean of the faculty of computer science and engineering at Saints Cyril and Methodius University in the Republic of Macedonia. As a member of Macedonia’s National Committee for Innovation and Entrepreneurship from 2012 to 2015, he created strategies and legislation to encourage innovation and entrepreneurship in the Republic and championed the use of technology to drive economic development. He also served Macedonia’s Ministry of Science and Education as president of the National Committee for Information and Communication Technology in Education.

Research Interests

Courses

Scholarly Works

Select Recent Publications

M. Rizinski, H. Peshov, K. Mishev, L. T. Chitkushev, I. Vodenska, and D. Trajanov. “Ethically Responsible Machine Learning in Fintech.” In IEEE Access (2022). doi: 10.1109/ACCESS.2022.3202889

Gjorshoska, Ivana, Tome Eftimov, and Dimitar Trajanov. “Missing value imputation in Food Composition Data with Denoising Autoencoders.” Journal of Food Composition and Analysis (2022): 104638.

Jofche, Nasi, Kostadin Mishev, Riste Stojanov, Milos Jovanovik, and Dimitar Trajanov. “PharmKE: Knowledge extraction platform for pharmaceutical texts using transfer learning.” arXiv preprint arXiv:2102.13139 (2021).

Jofche, Nasi, Kostadin Mishev, Riste Stojanov, Milos Jovanovik, Eftim Zdravevski, and Dimitar Trajanov. “Named Entity Recognition and Knowledge Extraction from Pharmaceutical Texts using Transfer Learning.” Procedia Computer Science vol. 203 (2022): 721–726.

Bogdanoski, Konstantin, Kostadin Mishev, and Dimitar Trajanov. “Blanket Clusterer: A Tool for Automating the Clustering in Unsupervised Learning.” In Proceedings of the 3rd International Conference on Deep Learning Theory and Applications. Lisbon, Portugal (July 12–14, 2022).

Jovana Marojevikj, Eva Spirovska, Hristijan Peshov, Irena Vodenska, Lubomir T. Chitkushev, and Dimitar Trajanov. “The influence of stock market indexes (S&P 500 and Dow Jones) on cryptocurrencies prices.” 19th International Conference on Informatics and Information Technologies, Skopje, Macedonia (May 2022).

Silvano, Purificação, Mariana Damova, Giedrė Valūnaitė Oleškevičienė, Chaya Liebeskind, Christian Chiarcos, Dimitar Trajanov, Ciprian-Octavian Truica, Elena-Simona Apostol, and Anna Bączkowska. “ISO-based Annotated Multilingual Parallel Corpus for Discourse Markers.” In Proceedings of the 13th Conference on Language Resources and Evaluation (LREC 2022). Marseille, France (2022): 2739–2749.

Stojanov, Riste, Ognen Popovski, Milos Jovanovik, Eftim Zdravevski, Petre Lameski, and Dimitar Trajanov. “Temporal Authorization Graphs: Pros, Cons and Limits.” In International Conference on Smart Objects and Technologies for Social Good (Springer Cham, 2021): 105–120.

Todorovska, Ana, Eva Spirovska, Gorast Angelovski, Hristijan Peshov, Ivan Rusevski, Jovana Marojevikj, Irena Vodenska, Lubomir T. Chitkushev, and Dimitar Trajanov. “Analysis of Cryptocurrency Interdependencies.” In Proceedings of Blockchain in Kyoto 2021 (BCK21): 011004.

Jovana Dobreva, Milos Jovanovik and Dimitar Trajanov. “DD-RDL: Drug-Disease Relation Discovery and Labeling.” In the ICT Innovations 2021—Communications in Computer and Information Science (Springer Cham, 2021).

Giedrė Valūnaitė Oleškevičienė, Chaya Liebeskind, Dimitar Trajanov, Purificação Silvano, Christian Chiarcos, and Mariana Damova. “Speaker Attitudes Detection through Discourse Markers Analysis.” Workshop on Deep Learning and Neural Approaches for Linguistic Data. Skopje, North Macedonia and online (September 30, 2021).

Trajanov, Dimitar, Julijana Angelovska, Tamara Mihajlovska, and Marija Poprizova. “The Potential of the Sharing Economy in a Developing Country: The Case of North Macedonia.” In The Collaborative Economy in Action: European Perspectives, edited by A. Klimczuk, V. Česnuitytė, and G. Avram (University of Limerick, Limerick, Ireland, 2021): 214–224.

Jovana Dobreva, Aleksandar Krsteski, Mihail Tegovski, Kostadin Mishev, Irena Vodenska, L. T. Chitkushev, and Dimitar Trajanov. “Graph based approach for discovering disease relations.” BEST Conference 2021, Belgrade, Serbia (July 12–14, 2021). (Abstract)

Marija Cvetanoska, Jovana Dobreva, Kostadin Mishev, Irena Vodenska, L. T. Chitkushev, and Dimitar Trajanov. “Glove and Word2Vec embedding models for disease representation.” BEST Conference 2021, Belgrade, Serbia (July 12–14, 2021). (Abstract)

V. Nikolovski, D. Trajanov, and I. Chorbev. “Learning Analytics—Case Study: Semantic and Sentiment Analyses of Students Feedback in Higher Education.” Proceedings of the 15^th International Technology, Education and Development Conference (2021): 10191–10198.

Mileski, Dimitar, Milos Jovanovik, and Dimitar Trajanov. “Semantic Web and Data Science Integration Using Computational Books.” In the 18^th International Conference on Informatics and Information Technologies. Skopje, Macedonia (May 2021).

Ana Todorovska, Dimitar Trajanov, and Sasho Gramatikov. “The impact of COVID-19 on sharing economy: Use-case on sharing and renting clothing.” In the 18^th International Conference on Informatics and Information Technologies. Skopje, Macedonia (May 2021).

Najdova, Natalija, Jasmina Belchovska Tasevska, Smilka Janeska Sarkanjac, Branislav Sarkanjac, and Dimitar Trajanov. “Digital Social Innovation for Better Connected Government: The Case of Republic of Macedonia.” In Web 2.0 and Cloud Technologies for Implementing Connected Government (IGI Global, 2021): 136–161.

Mishev, K., Gjorgjevikj, A., Vodenska, I., Chitkushev, L., and Trajanov, D. “Evaluation of Sentiment Analysis in Finance: From Lexicons to Transformers.” IEEE Access vol. 8 (2020): 131662–131682.

Mishev, K., Karovska Ristovska, A., Trajanov, D., Eftimov, T., and Simjanoska, M. “MAKEDONKA: Applied Deep Learning Model for Text-to-Speech Synthesis in Macedonian Language.” Applied Sciences 10, no. 19 (2020): 6882.

Stojanov, R., Popovski, G., Jofce, N., Trajanov, D., Koroušić Seljak, B., and Eftimov, T. “Foodviz: Visualization of food entities linked across different standards.” In the International Conference on Machine Learning, Optimization, and Data Science (Springer Cham, 2020): 28–38.

Dobreva, J., Jofche, N., Jovanovik, M., and Trajanov, D. “Improving NER Performance by Applying Text Summarization on Pharmaceutical Articles.” In ICT Innovations 2020. Machine Learning and Applications. ICT Innovations 2020. Communications in Computer and Information Science vol. 1316 (Springer Cham, 2020).

Klandev, I., Tolevska, M., Mishev, K., and Trajanov, D. “Parking Availability Prediction Using Traffic Data Services.” Proceedings from ICT Innovation 2020 Conference (2020).

Gjorgjevikj, A., Mishev, K., and Trajanov, D. “ADD: Academic Disciplines Detector Based on Wikipedia.” IEEE Access vol. 8 (2020): 7005–7019.

Tanchovski, B., Tsagarakis, K.P., Kostakis, I., and Trajanov, D. “Identifying Indicators relating to the Circular Economy Using Semantic Textual Similarity.” Extended abstract in the Online Symposium on Circular Economy and Sustainability. Alexandroupolis, Greece (July 1–3, 2020).

Milovanovikj, A., Tsagarakis, K.P., Kostakis, I., and Trajanov, D. “Exploratory approach to locate the causal effects of economic indicators on circularity in the European Union.” Extended abstract in the Online Symposium on Circular Economy and Sustainability. Alexandroupolis, Greece (July 1–3, 2020).

Zdraveski, V., Trajanov, D., and Kocarev, L. “Linked Data Based Power Grid Management.” Proceedings of the 8th Small Systems Simulation Symposium 2020. Niš, Serbia (February 12–14, 2020).

Klandev, I., Tolevska, M., and Trajanov, D. “Smart City: Public Parking Dashboard.” In the 17th International Conference on Informatics and Information Technologies. Skopje, Macedonia (2020).

Todorovska, A., Krajchevska, E., Trajanov, D., and Gramatikov, S. “A novel platform for sharing and renting clothing to reduce environmental pollution.” In the 17th International Conference on Informatics and Information Technologies. Skopje, Macedonia (2020).

Mishev, K., Gjorgjevikj, A., Vodenska, I., Chitkushev, L., Souma, W. and Trajanov, D. “Forecasting Corporate Revenue by Using Deep-Learning Methodologies.” In the 2019 International Conference on Control, Artificial Intelligence, Robotics & Optimization (ICCAIRO). IEEE (2019): 115-120.

Mishev, K., Gjorgjevikj, A., Stojanov, R., Miskovski, I., Vodenska, I., Chitkushev, L., and Trajanov, D. “Performance Evaluation of Word and Sentence Embeddings for Finance Headlines Sentiment Analysis.” ICT Innovations 2019. Ohrid, Macedonia (2019).

Gramatikov, S., Spasov, A., Gjorgjevikj, A., and Trajanov, D. “A Review-Based Survey of Mobile Student Services.” ICT Innovations 2019. Ohrid, Macedonia (2019).

Dodevska, L. Petreski, V., Mishev, K., Vodenska, I., Trajanov, D., Gjorgjevikj, A., and Chitkushev, L. “Predicting company’s stock price direction by using sentiment analysis of news articles.” In the 15th Annual Research Conference on Computer Science and Education in Computer Science. Fulda, Germany (June 2019).

Gjorgjevikj, A., Mishev, K., and Trajanov, D. “Data-Driven Scientific Disciplines Detection Based on Wikipedia.” In the 3rd Conference on Recent Advances in Artificial Intelligence RAAI 2019. Bucharest, Romania (June 28–30, 2019).

Jofce, N., Jovanovik, M., and Trajanov D. “Named Entity Discovery for the Drug Domain.” In the 16th International Conference on Informatics and Information Technologies (CIIT 2019). Mavrovo, Macedonia (May 2019).

Spasovski, F., Mishev, K., Gjorgjevikj, A., and Trajanov, D. “Investor Platform for Aggregating Companies News Articles Aided by Text Sentiment Analysis.” In the 16th International Conference on Informatics and Information Technologies (CIIT 2019). Mavrovo, Macedonia (May 2019).

Stojanov, R., Gramatikov, S., Jovanovik, M., and Trajanov, D. “Delegated attribute-based access control (DABAC) for contextual Linked Data.” In the 9th International Conference on Information Society and Technology ICIST2019. Kopaonik, Serbia (March 2019).

Stojanov, R., Gramatikov, S., Mishkovski, I., and Trajanov. “Linked Data Authorization platform.” IEEE Access (2018).

Stojanov, R., Gramatikov, S., Popovski, O., and Trajanov, D. “Semantic-driven Secured Data Access in Distributed IoT Systems.” Telecommunications Forum (TELFOR 2018), vol. 20–21. Belgrade, Serbia (November 2018).

Mishev, K., Gjorgjevikj, A., and Trajanov, D. “Probabilistic approach by using n-peak Gaussian distribution for indoor positioning.” In the ICT Innovations 2018 Conference. Ohrid, Macedonia (2018).

Gjorgjevikj, A., Mishev, K., Vodenska, I., Chitkushev, L., and Trajanov, D. “Foreign Direct Investment Net Inflows: Data-Driven Analysis.” In the 14th Annual Research Conference on Computer Science and Education in Computer Science. Boston, Massachusetts (July, 2018).

Trajanov, D., Vodenska, I., Gjorgjevikj, A., Mishev, K., and Chitkusev, L. “Data-Driven Modelling of Global Economy: Challenges and Opportunities.” Abstract and presentation, the 6th International Conference on Big data in Economics, Science, and Technology (BEST 2018). Halkidiki, Greece (July 12–14, 2018).

Gjorgjevikj, A., Mishev, K., Vodenska, I., Chitkusev, L., and Trajanov, D. “Missing Data Analyses of Open Finance Datasets.” Abstract and presentation, the 6th International Conference on Big data in Economics, Science, and Technology (BEST 2018). Halkidiki, Greece (July 12–14, 2018).

Mishev, K., Gjorgjevikj, A., Vodenska, I., Chitkusev, L., and Trajanov, D. “Sentiment analysis in finance news based on open services.” Abstract and presentation, the 6th International Conference on Big data in Economics, Science, and Technology (BEST 2018). Halkidiki, Greece (July 12–14, 2018).

Jofce, N., Stojanov, R., and Trajanov, D. “facetC: Highly customizable and CRUD based facet browser for Semantic Web.” In the 15th International Conference on Informatics and Information Technologies (CIIT 2018). Mavrovo, Macedonia (April 2018).

Trajanov, D., Zdraveski, V., Stojanov, R., and Kocarev, L. “Dark Data in Internet of Things (IoT): Challenges and Opportunities.” 7th Small Systems Simulation Symposium. Nis, Serbia (2018).

Stojanov, R., Zdraveski, V., and Trajanov, D. “Challenges and Opportunities in Applying Semantics to Improve Access Control in the Field of Internet of Things” Electronics Journal 21, no. 2 (December 2017): 66–75.

Jovanovik, M., and Trajanov, D. “Consolidating Drug Data on a Global Scale Using Linked Data.” Journal of Biomedical Semantics 8, no. 3 (2017).

Eftimova, E., Janeska-Sarkanjac, S., and Trajanov, D. “Comparative Analysis of E-Commerce in Developing and Developed Countries, Case Study: Macedonia, Serbia and Germany.” In the ICT Innovations 2017 Web Proceedings. Skopje, Macedonia (2017).

Zdraveski, V., Mishev, K., Trajanov, D., and Kocarev, L. “ISO-Standardized Smart City Platform Architecture and Dashboard.” IEEE Pervasive Computing 16, no. 2 (2017): 35–43.

Zdraveski, V., Todorovski, M., Trajanov, D., and Kocarev, L. “Dynamic Load Balancing and Reactive Power Compensation Switch embedded in Power Meters.” IEEE Transactions on Circuits and Systems II: Express Briefs 64, no. 4 (April 2017): 422–426.

Trajanov, D., Vodenska, I., Cvetanov, G., and Chitkushev, L. “Data Driven Analysis of Trade, FDI and International Relations on Global Scale.” In the 13th Annual Research Conference on Computer Science and Education in Computer Science. Albena, Bulgaria (July 2017).

Mishev, K. and Trajanov, D. “Analysis of the urban heat islands effect in Skopje.” In the 14th International Conference on Informatics and Information Technologies (CIIT 2017). Mavrovo, Macedonia (April 2017).

Trajanov, D. “Data Science Profession: Getting the right people into the right courses.” In the Second EDISON Champions Conference. Madrid, Spain (March 15–16, 2017).

Gjorgjevikj, A., Stojanov, R., and Trajanov, D. “Enhancing Text-Based Relatedness Measures with Semantic Web Data” In ICT Innovations 2016. Advances in Intelligent Systems and Computing. vol 665, edited by Stojanov G. and Kulakov A. (Springer Cham).

Vodenska, I., Trajanov, D., Trajanovska, I., and Chitkushev, L. “Impact of Global Events on Crude Oil Prices.” In the 12th Annual Research Conference on Computer Science and Education in Computer Science. Fulda and Nürnberg, Germany (July 1–4, 2016).

Trajanov, D., Trajanovska, I., Chitkushev, L., and Vodenska, I. “Using Google Bigquery for Data Analytics in Research and Education.” In the 12th Annual Research Conference on Computer Science and Education in Computer Science. Fulda and Nürnberg, Germany (July 1–4, 2016).

Trajanov, D. “Linked Data Based Analytics for Drug Data on a Global Scale” In the SEE Forum on Data Science. Belgrade, Serbia (June 20–21, 2016).

Trajanov, D., Belcovska-Tasevska, J., and Najdova, N. “Technology-Based Social Innovation: Driver of Social Change In Small Developing Countries.” In the 2016 UNESCO Chair Conference on Technologies for Development: From Innovation to Social Impact, EPFL, Lausanne, Switzerland, (May 2–4 2016).

Books

Trajanov, D., Miskovski, I., Filiposka, S., Zdravevski, V., Jovanovik, M., Stojanov, R., FIliposki, V., and, Grnarov, A. Solved problems in digital systems design (TEMPUS SoCD, Skopje, Macedonia, 2010).

Gramatikov, S., Miskovski, I., Trajanov, D., and Grnarov, A. System on Chip Design with VHDL (TEMPUS SoCD, Skopje, Macedonia, 2010).

Miskovski, I., Filiposka, S., Trajanov, D., Grnarov, and A. System on Chip Design with SystemC (TEMPUS SoCD, Skopje, Macedonia, 2010).

Trajanov, D., Miskovski, I., Efnuseva, M., Filiposka, S., Tentov, A., and Grnarov A. Internet basics (IIZ/DVV, Skopje, Macedonia, 2006).

Miskovski, I., Filiposka, S., Efnuseva, M., Trajanov, D., Tentov, A., and Grnarov, A. Presentations: Microsoft Power Point (IIZ/DVV, Skopje, Macedonia, 2005).

Filiposka, S., Efnuseva, M., Trajanov, D., Tentov, A., and Grnarov, A. Microsoft Excel 2003 (IIZ/DVV, Skopje, Macedonia, 2004).

Efnuseva, M., Filiposka, S., Trajanov, D., Tentov, A., and Grnarov, A. Windows XP Professional (IIZ/DVV, Skopje, Macedonia, 2004).

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