layout: true <slide-template title="Information Systems and Quantum Computing (ISQC)" subtitle="Bachelor-/Master-Forum 2022, 4.11.2022"></slide-template> --- class: title-slide, center, middle <title-slide titletype="Bachelor-/Master-Forum 2022" title="Information Systems and Quantum Computing (ISQC)" modulenumber="Institute of Information Systems (IFIS)" subtitle="4.11.2022"></title-slide> --- # .darkblue[Institute of Information Systems (IFIS)] .more-more-condensed[ - .darkblue[5 Professors/PDs] - currently $\approx$ .darkblue[15 PhD students], .darkblue[4 Postdocs], .darkblue[3 External PhD students] - .darkblue[Labs] - .darkblue[Information Systems and Quantum Computing (ISQC)] - Prof. Dr. <span class="darkblue">Sven Groppe</span> - .darkblue[Cyber-Physical Medical Systems (CPMS)] - Prof. Dr.-Ing. <span class="darkblue">Jörg-Uwe Meyer</span> - .darkblue[Foundations of AI (FAI)] - Prof. Dr. <span class="darkblue">Ralf Möller</span> - .darkblue[Intellectics] - PD Dr. <span class="darkblue">Özgür Özçep</span> - .darkblue[Human-Aware AI (HAI)] - Prof. Dr. <span class="darkblue">Nele Russwinkel</span> ] --- # .darkblue[Information Systems and Quantum Computing (.bold[ISQC])] .more-more-condensed.no-margin[ - .darkblue[Head:] Prof. Dr. rer. nat. habil. <span class="darkblue">Sven Groppe</span> - .darkblue[Projects and Research Assistants] - .darkblue.bold[QC4DB]: Accelerating Relational Database Management Systems via Quantum Computing (BMBF) - <span class="lila">Umut Çalikyilmaz</span> - <span class="lila">Tobias Winker</span> - <span class="lila">N.N.</span> - .darkblue.bold[QualityOnt]: High Quality Knowledge Graphs from recent English, French and German Emergent Trends with the example of COVID-19 (DFG/ANR) - <span class="lila">Hanieh Khorashadizadeh</span> - .darkblue.bold[Semantic Data] Integration and Analysis (Bosch) - <span class="lila">Simon Paasche</span> (External PhD Student) - .darkblue.bold[BigSIoT]: Big Data Management for the Semantic Internet of Things (DFG) - <span class="lila">Benjamin Warnke</span> - .darkblue.bold[Hybrid$^2$]-Index Structures for Main Memory Databasess (DFG) - <span class="lila">Tobias Groth</span> ] --- # .darkblue[Supervision of Bachelor/Master Thesis & Result] .more-more-condensed[ - Often <span class="darkblue">co-supervision</span> of Prof. Groppe together with PhD student - <span class="darkblue">meetings regularly and on request</span>, typical: - <span class="darkblue">weekly</span> meetings <span class="darkblue">with PhD student</span> - <span class="darkblue">monthly</span> meetings <span class="darkblue">with Prof. Groppe</span> - Experience - .darkblue[91 supervised thesis] (bachelor/master/student research project/Diploma/PhD) - .darkblue[Publications] based on bachelor/master thesis - .darkblue[improves visibility] of student's contribution - .darkblue[improves chances for] good .darkblue[job] (in academia and industry) - .darkblue[43 (out of 141) publications (of ISQC lab) are co-authored by] a bachelor/master .darkblue[student] (being a student at time of writing) - <span class="darkblue">30% of</span> the <span class="darkblue">publications</span> ] --- # Typical .darkblue[Outline of Bachelor/Master Thesis] .more-more-condensed[ <ol class="nested"><li><span class="darkblue">Introduction</span>/Einführung <ol class="nested"><li><span class="darkblue">Motivation</span></li> <li><span class="darkblue">Tasks of the Thesis</span>/Aufgabenstellung</li> <li><span class="darkblue">Organization</span>/Organisation der Arbeit</li></ol></li> <li><span class="darkblue">Basics</span>/Grundlagen <ol class="nested"><li>...</li> <li><span class="darkblue">Further Related Work</span>/Weitere wissenschaftliche Literatur</li></ol></li> <li><span class="darkblue">Concept</span>/Konzept</li> <li><span class="darkblue">Realization</span>/Realisierung</li> <li><span class="darkblue">Evaluation</span></li> <li><span class="darkblue">Summary and Conclusions</span>/Zusammenfassung und Ausblick</li> </ol> - Latex Template available, e.g.: <a href="https://moodle.uni-luebeck.de/course/view.php?id=4439" target="_blank">In Moodle</a> - FAQs on Bachelor’s and Master’s Theses (from examination board for MINT): in <a href="https://www.uni-luebeck.de/en/university-education/student-service-centre/examination-boards/examination-board-for-mint/questions-and-answers-on-bachelors-and-masters-theses.html" target="_blank">English</a>/<a href="https://www.uni-luebeck.de/studium/studierenden-service-center/pruefungsaemter/pruefungsamt-mint-gesundheitswissenschaften/fragen-und-antworten-zu-bachelor-und-masterarbeiten.html" target="_blank">German</a> ] --- # .darkblue[DVD] in addition to Thesis & for IFIS Archive .more-more-condensed.no-margin[ Please do .darkblue[not forget to burn DVDs] for each of the thesis, content: - .darkblue[Readme-file] with installation instructions - .darkblue[source code] with documentation - .darkblue[additionally] push to thesis repository in .darkblue[IFIS-Gitlab] - all necessary .darkblue[third-party-libraries] - all .darkblue[data sets for reproducing evaluation] in thesis - .darkblue[PDF of the thesis] - .darkblue[source files of the thesis] (Word-file/latex-folder) <br/>On the day of defense please deliver .darkblue[DVD for the IFIS-archive]: - .darkblue[Content as above] - .darkblue[PDF of] the .darkblue[presentation] for the defense - .darkblue[source files of the presentation] for the defense (Powerpoint file/latex-folder etc.) ] --- # Typical .darkblue[Defense] of Thesis .more-more-condensed[ - .darkblue[20-25 minutes presentation] - often similar structure like thesis, but without 4. Realization - .darkblue[maybe with] succeeding short .darkblue[demo]nstration ($\approx$ 5 minutes) of developed software (dependent on thesis) - Afterwards .darkblue[questions of reviewers and listeners] - Reviewers discuss alone in room about result - .darkblue[Reviewers announce score] to student and explain the reasons for the score - In total: up to .darkblue[1 hour] ] --- # .darkblue[Hybrid Multi-Model Multi-Platform (HM3P) Database] .reference[S. Groppe, J. Groppe, Hybrid Multi-Model Multi-Platform (HM3P) Databases, DATA 2020.] .more-condensed[ <img src="../../img/keynotes/HM3PDatabase.svg" align="top" width="100%"></img> <span class="darkgreenbackground filledCircle">+</span> full and uniform .darkgreen[data integration] at database level<br/> <span class="darkgreenbackground filledCircle">+</span> .darkgreen[performance]: fully optimized across different data models<br/> <span class="darkgreenbackground filledCircle">+</span> transparent .darkgreen[fault-tolerance]<br/> <span class="darkgreenbackground filledCircle">+</span> SQL .darkgreen[standards]: .small-font22[relational ('87), XML ('03), temporal ('11), JSON ('16), Multi-dimensional Arrays ('19), schemaless ('19), streams ('20?), property graphs ('21?)]<br/> <span class="darkgreenbackground filledCircle">+</span> <span class="bold">.darkgreen[features of different] types of .darkgreen[databases running on different platforms] can be used </span>] --- # Variant: .darkblue[Semantic] HM3P (.darkblue[S]HM3P) DB .reference[S. Groppe, Semantic Hybrid Multi-Model Multi-Platform (SHM3P) Databases, ISIC 2021.] .more-condensed.no-padding.no-margin[ <img src="../../img/keynotes/SHM3P.svg" align="top" width="100%"></img> <ul> <li><span class="darkblue">Semantic Layer as glue</span> between other models and platforms</li> <li><span class="darkblue">new challenges</span> like integrating different types of reasoners in a transparent global reasoner</li> </ul> <span class="darkgreenbackground filledCircle">+</span> .darkgreen[Features of HM3P] databases<br/> <span class="darkgreenbackground filledCircle">+</span> Easier .darkgreen[data integration]<br/> <span class="darkredbackground filledCircle">-</span> .darkblue[Performance issues] may occur due to semantic layer ] --- # .darkblue[Types of DBMS] .more-condensed.no-padding.no-margin[ <img src="../../img/keynotes/(S)(H)(MM)(MP).svg" align="top" width="100%"></img> ] --- # .darkblue[The Power of Multi-Platform: LUPOSDATE3000] .more-more-condensed[ <table> <tbody> <tr> <td class="halfwidth" style="vertical-align:top"> .more-more-condensed[ - .darkblue[ultra-fast in jvm]... <div class="textcenter" style="line-height:0.6;"><img src="../../img/keynotes/LUPOSDATE3000Experiments.svg" align="top" class="fullwidth"></img><br/>.smaller-font[<a href="https://doi.org/10.18420/btw2021-12" target="_blank">B. Warnke, M.W. Rehan, S. Fischer, S. Groppe: Flexible data partitioning schemes for parallel merge joins in semantic web queries in: BTW'21</a>]</div> ] </td> <td class="halfwidth" style="vertical-align:top"> .more-more-condensed[ - ...but also .darkblue[enabling web demos running completely in] the .darkblue[browser!] <div class="textcenter" style="line-height:0.6;"><video controls="controls" preload="preload" class="fullwidth"> <source src="https://www.ifis.uni-luebeck.de/~groppe/soundofdatabases/resources/CommonSubexpressions.mp4"> Your browser does not support the video element! </video><br/><span class="smaller-font"><a href="http://www.vldb.org/pvldb/vol14/p2695-groppe.pdf" target="_blank">S. Groppe, R. Klinckenberg, B. Warnke. Sound of Databases: Sonification of a Semantic Web Database Engine. PVLDB, 14(12), 2021</a></span></div> ] </td> </tr> </tbody> </table> ] --- # .darkblue[Thesis supervised by Prof. Groppe<br/>(S)IoT Database LUPOSDATE3000] .logo-top-right[<img src="../../img/SvenGroppe.jpg" align="top" width="85px"></img>] .more-more-condensed[ - Project .darkblue[BigSIoT] (DFG, together with ITM) (.lila[Benjamin Warnke]) - .darkblue[External PhD student at Bosch] (.lila[Simon Paasche]) - .darkblue[Combining] (e.g., geo) .darkblue[routing] protocols .darkblue[with] query .darkblue[processing] - .darkblue[Compress data] .small-font[(in storage/messages) according to SHACL definitions, reformulate queries to directly work on compressed data] - .darkblue[Continuous Queries] .small-font[(e.g., .darkblue[redundant processing], .darkblue[efficient recovery after crashes], .darkblue[new types of windows for consistency checks])] - .darkblue[Distributed RDFS Inference] - .darkblue[Digital twins of machines in production] - .darkblue[Green Computing] for digital twins/monitoring - .darkblue[Automatic Testing of Databases]: randomized testing, generation of test queries, automatic minimization of test cases, ... - .darkblue[Semantic Web Layer for NebulaStream] .small-font[(co-supervision with <a href="https://www.dima.tu-berlin.de/menue/database_systems_and_information_management_group/" target="_blank">DIMA/Berlin</a>)] ] --- # Architectures of .darkblue[Emergent Hardware] .reference[Extended from <a target="_blank" href="http://www.imprs-dynamics.mpg.de/pdfs/Plessl_talk.pdf">C. Plessl, Accelerating Scientific Computing with Massively Parallel Computer Architectures, IMPRS Winter School, Wroclaw, 2012</a>] <img src="../../img/keynotes/HardwareArchitecturesOverview.svg" align="top" width="100%"></img> --- # .darkblue[Timeline of Quantum Computers] .reference[<a href="https://en.wikipedia.org/wiki/List_of_quantum_processors" target="_blank">Main Data Source</a> Roadmaps: <a href="https://research.ibm.com/blog/ibm-quantum-roadmap" target="_blank">IBM</a> <a href="https://www.computerwoche.de/a/2025-kommt-der-erste-4-000-qubit-quantencomputer" target="_blank">IBM'25</a> <a href="https://quantumai.google/research" target="_blank">Google</a> <a href="https://doi.org/10.1007/s42354-021-0342-8" target="_blank">Quantum Brilliance</a> <a href="https://www.dwavesys.com/media/xvjpraig/clarity-roadmap_digital_v2.pdf" target="_blank">D-Wave</a> <a href="https://education.jlab.org/qa/mathatom_05.html" target="_blank">#Atoms on Earth</a> <a href="https://www.popularmechanics.com/space/a27259/how-many-particles-are-in-the-entire-universe/" target="_blank">#Particles in Universe</a>] <div class="textcenter"> <img src="../../img/qc/intro/YearVersusNumberOfQubits.svg" align="top" width="100%"></img> </div> --- # Using .darkblue[Hardware Accelerator] for optimizing Queries / Transaction Schedules .reference[<a href="https://doi.org/10.1145/3410566.3410593" target="_blank">[BG20a]</a> <a href="http://nbn-resolving.de/urn:nbn:de:101:1-2020112218332015343957" target="_blank">[BG20b]</a> <a href="https://doi.org/10.1145/3472163.3472164" target="_blank">[GG21]</a>] <div class="textcenter"> <img src="../../img/qc/transactions/QC4DBArchitecture.svg" align="top" width="90%"></img> </div> --- # .darkblue[Approaches for Query/Transaction Schedule Optimization] <div class="textcenter"><img src="../../img/keynotes/QC4DBFocus.svg" align="top" class="fullwidth"></img></div> --- # .darkblue[Algorithms] .small-font30[(used e.g. in Query Optimization)] .darkblue[and their Quantum Counterparts] .more-more-condensed.small-font[ <table class="result tablesmallpadding margin-bottom"> <tbody> <tr> <th>Query Optimization Approach</th> <th>Basic Algorithm</th> <th>Quantum Computing Counterpart</th> </tr> <tr> <td><a href="https://doi.org/10.1145/582095.582099" target="_blank">[S+79]</a></td> <td>Dynamic Programming <a href="https://doi.org/10.1038/nbt0704-909" target="_blank">[E04]</a></td> <td><a href="https://arxiv.org/pdf/1906.02229.pdf" target="_blank">[R19]</a> <a href="https://epubs.siam.org/doi/pdf/10.1137/1.9781611975482.107" target="_blank">[A+19]</a></td> </tr> <tr> <td><a href="https://doi.org/10.1145/38713.38722" target="_blank">[IW87]</a>, QA: <a href="https://doi.org/10.14778/2947618.2947621" target="_blank">[TK16]</a></td> <td>Simulated Annealing <a href="https://doi.org/10.1126%2Fscience.220.4598.671" target="_blank">[KGV83]</a></td> <td><a href="https://doi.org/10.1038/nature10012" target="_blank">[J+11]</a></td> </tr> <tr> <td><a href="https://doi.org/10.1145/3211954.3211957" target="_blank">[MP18]</a> <a href="https://doi.org/10.1109/ICDE48307.2020.00116" target="_blank">[Y+20]</a> <a href="https://doi.org/10.1145/3329859.3329875" target="_blank">[W+19]</a> <a href="http://arxiv.org/abs/1905.06425" target="_blank">[O+19]</a></td> <td>Reinforcement Learning <a href="https://doi.org/10.1007/BF00453370" target="_blank">[BSB81]</a></td> <td><a href="https://doi.org/10.1038/s41586-021-03242-7" target="_blank">[S+21]</a> <a href="https://doi.org/10.1007/11539117_97" target="_blank">[DCC05]</a></td> </tr> <tr> <td><a href="http://www.vldb.org/conf/1994/P085.PDF" target="_blank">[GPK94]</a></td> <td>Random Walk <a href="https://books.google.com/books?hl=de&lr=&id=WnSoBtMiU2oC&oi=fnd&pg=PA1&dq=M.N.+Barber,+B.W.+Ninham,+Random+and+Restricted+Walks:+Theory+and+Applications,++Gordon+and+Breach,+New+York,+1970&ots=AxF58L4AL1&sig=PArEXcaS26QhyTZiYKPc5ekxEsA" target="_blank">[BN70]</a></td> <td><a href="https://doi.org/10.1103/PhysRevA.48.1687" target="_blank">[ADZ93]</a> <a href="https://doi.org/10.1145/380752.380757" target="_blank">[A+01]</a></td> </tr> <tr> <td><a href="https://minds.wisconsin.edu/bitstream/handle/1793/59438/TR1004.pdf?sequence=1" target="_blank">[BFI91]</a></td> <td>Genetic Algorithm <a href="http://dx.doi.org/10.1038/scientificamerican0792-66" target="_blank">[H92]</a></td> <td><a href="https://doi.org/10.1155/2013/730749" target="_blank">[W+13]</a></td> </tr> <tr> <td><a href="https://doi.org/10.1007/978-981-13-2285-3_45" target="_blank">[TC19]</a></td> <td>Ant Colony Optimization <a href="https://www-public.imtbs-tsp.eu/~gibson/Teaching/Teaching-ReadingMaterial/ColorniDorigoManiezzo91.pdf" target="_blank">[CDM91]</a> <a href="https://doi.org/10.1109/MCI.2006.329691" target="_blank">[DBS06]</a></td> <td><a href="https://doi.org/10.1007/978-3-540-74769-7_31" target="_blank">[WNF07]</a> <a href="https://arxiv.org/abs/2010.07413" target="_blank">[G+20]</a></td> </tr> <tr> <td><a href="https://doi.org/10.1145/3035918.3064039" target="_blank">[TK17]</a></td> <td>Mixed Integer Linear <a href="https://doi.org/10.1007/BF01584074" target="_blank">[BGG+71]</a> Programming <a href="https://doi.org/10.1287/opre.50.1.42.17798" target="_blank">[D02]</a></td> <td><a href="https://doi.org/10.1103/physrevlett.103.150502" target="_blank">[HHL09]</a> <a href="https://doi.org/10.4230/LIPICS.STACS.2012.636" target="_blank">[A12]</a> <a href="https://doi.org/10.1137/16m1087072" target="_blank">[CKS17]</a> <a href="https://doi.org/10.1103/physrevlett.122.060504" target="_blank">[SSO19]</a> <a href="https://doi.org/10.1145/3498331" target="_blank">[AL22]</a> <a href="https://doi.org/10.1145/3498331" target="_blank">[AL22]</a></td></tr> </tbody> </table> .legend.darkgray.no-margin[This list is not complete...] .no-margin[ - Please check my lecture about quantum computing:<br/><a href="https://www.ifis.uni-luebeck.de/~groppe/lectures/qc" target="_blank">https://www.ifis.uni-luebeck.de/~groppe/lectures/qc</a>] ] --- # .darkblue[Quantum Machine Learning - Data encoding and Quantum Model] .reference[<a href="https://doi.org/10.1038/s41586-019-0980-2" target="_blank">Havlíček et al. Supervised learning with quantum-enhanced feature spaces. Nature 567, 209–212, 2019</a>] .more-more-condensed[ <div class="textcenter"> <img src="../../img/qc/ml/QuantumModel.svg" align="top" class="fullwidth"></img> </div> <table class="fullwidth darkblue"> <tbody> <tr> <td>Relations to Join</td> <td style="text-align:right">Join Order</td> </tr> </tbody> </table> ] --- # .darkblue[QML 4 Join Order Optimization] .more-more-condensed.small-font[ <div class="center"> <img src="../../img/keynotes/qc/QML4JoinOrder.svg" align="top" class="fullwidth"></img> </div> - .darkblue[Variational quantum circuits (VQCs) beat classical neural networks] for join order optimization - Extensions to this work $\Rightarrow$ bachelor/master thesis ] --- # .em[Optimizing] .darkblue[Transaction Schedules] via .darkblue[Quantum Annealing] .reference[<a href="https://doi.org/10.1145/3410566.3410593" target="_blank">T. Bittner, S. Groppe, Avoiding Blocking by Scheduling Transactions using Quantum Annealing, IDEAS 2020</a>] .more-more-condensed[ <table> <tr> <td style="width:65%;vertical-align:top"> .more-more-condensed[ - Experiments on real .darkblue[Quantum Annealer] (D-Wave 2000Q cloud service) - first minute free<br/>(afterwards too much for our budget) - Versus .darkblue[Simulated Annealing on CPU] - .darkblue[Preprocessing time/Number of QuBits]: $O((n\cdot k\cdot R)^2)$ ] </td><td style="width:35%;vertical-align:top"> <div class="textcenter"><img src="../../img/keynotes/ExperimentsQuantumAnnealing.svg" align="top" width="100%" class="padding-bottom"></img></div> </td></tr> </table> <div class="textcenter"><img src="../../img/keynotes/ExperimentsQuantumAnnealingTable.svg" align="top" width="100%" class="padding-bottom"></img></div> ] --- # .darkblue[Open Challenges] for QC for Databases/<br/>Topics for Thesis .logo-top-right[<img src="../../img/SvenGroppe.jpg" align="top" width="85px"></img>] <div class="more-more-condensed"> <ul class="no-margin"><li>Replacing basic algorithms with their .darkblue[QC counterparts in query optimizations for speeding up databases] <ul class="no-margin"><li>Query Optimization: .lila[Tobias Winker]</li><li>Transaction Schedule Optimization: .lila[Umut Çalikyilmaz]</li></ul> </li> <li>.darkblue[What should be the properties of a quantum computer] (e.g. #qubits, latencies of gates) to achieve certain speedups.darkblue[?]</li> <li>.darkblue[How to combine classical and quantum computing algorithms to achieve good speedups with few qubits?]<br/>.darkgray[(...for running database optimizations on current available quantum computers...)]</li> <li>.darkblue[What other (database) domains] besides query and transaction schedule optimizations benefit from quantum computers.darkblue[?]<br/>.darkgray[(In short: those based on mathematical optimization problems, but also other...?)]</li> </ul> --- <h1 style="line-height:32px">.darkblue[QC4DB: .small-font36[Accelerating Relational Database Management Systems via Quantum Computing]]</h1> .more-more-condensed[ <table class="result tablesmallpadding small-font"> <tbody> <tr> <th>Name:</th> <td colspan="2">.darkblue[QC4DB]: Accelerating Relational Database Management Systems via Quantum Computing</td> </tr> <tr> <th>Proj. Web:</th> <td colspan="2"><a href="https://www.quantentechnologien.de/forschung/foerderung/anwendungsnetzwerk-fuer-das-quantencomputing/qc4db.html" target="_blank">Project Website@Quantentechnologien</a></td> </tr> <tr> <th>Funded by:</th> <td colspan="2">BMBF, Fördermaßnahme .darkblue[Anwendungsnetzwerk] für das Quantencomputing</td> </tr> <tr> <th>Duration:</th> <td colspan="2">3 years</td> </tr> <tr> <th>Volume:</th> <td colspan="2">1.8M Euros</td> </tr> <tr> <th>Topics:</th> <td colspan="2">.darkblue[Optimizing] an open source relational .darkblue[database] management system <ul class="no-margin"><li>.darkblue[Queries]</li><li>.darkblue[Transaction Schedules]</li></ul></td> </tr> <tr> <th>Partners:</th> <td style="width:48%"><img src="../../img/keynotes/qc/UzL.jpg" align="bottom" width="300px"></img> (Coord.)</td> <td><img src="../../img/keynotes/qc/QB.jpg" align="top" width="200px"></img></td> </tr> <tr> <th>Expertises:</th> <td>Hardware-Acceleration of Databases</td> <td>Room Temperature Diamond Quantum Accelerators/qbOS</td> </tr> <tr> <th>Website:</th> <td><a href="https://www.ifis.uni-luebeck.de/~groppe/" target="_blank">https://www.ifis.uni-luebeck.de/~groppe/</a></td> <td><a href="https://quantumbrilliance.com/" target="_blank">https://quantumbrilliance.com/</a></td> </tr> </tbody> </table> ] --- # .darkblue[COVID-19 Knowledge Graph (KG)] .more-more-condensed.small-font[ <div class="center"> <img src="../../img/keynotes/covid-19/COVID-19KnowledgeGraphExample.svg" align="top" width="90%"></img> </div> ] --- # <div style="line-height:0.8">.darkblue.small-font28.bold[High Quality KGs from recent English, French & German<br/>Emergent Trends with the example of COVID-19]</div> .logo-top-right[<img src="../../img/SvenGroppe.jpg" align="top" width="85px"></img>] .more-more-condensed.small-font[ - Project with partners in Paris & Toulouse (.lila[Hanieh Khorashadizadeh]) - Thesis in the areas of - .darkblue[data capturing], - .darkblue[visualization & analysis], - .darkblue[detection of contradictions in KG], ... <div class="center"> <img src="../../img/keynotes/covid-19/QualityOnt.svg" align="top" width="80%"></img> </div> ] --- # .darkblue[Information Systems and Quantum Computing (.bold[ISQC])] .more-more-condensed.no-margin[ - .darkblue[Head:] Prof. Dr. rer. nat. habil. <span class="darkblue">Sven Groppe</span> - .darkblue[Projects and Research Assistants] - .darkblue.bold[QC4DB]: Accelerating Relational Database Management Systems via Quantum Computing (BMBF) - <span class="lila">Umut Çalikyilmaz</span> - <span class="lila">Tobias Winker</span> - <span class="lila">N.N.</span> - .darkblue.bold[QualityOnt]: High Quality Knowledge Graphs from recent English, French and German Emergent Trends with the example of COVID-19 (DFG/ANR) - <span class="lila">Hanieh Khorashadizadeh</span> - .darkblue.bold[Semantic Data] Integration and Analysis (Bosch) - <span class="lila">Simon Paasche</span> (External PhD Student) - .darkblue.bold[BigSIoT]: Big Data Management for the Semantic Internet of Things (DFG) - <span class="lila">Benjamin Warnke</span> - .darkblue.bold[Hybrid$^2$]-Index Structures for Main Memory Databasess (DFG) - <span class="lila">Tobias Groth</span> ]