Publications

• [2025] ResNet-BiGRU with Conditioned Query-Based Cross-Attention and Weighted Loss for Automated Chagas Disease Detection from 12-Lead ECG Proc. CinC 2025
• [2025] Experimental Study: Enhancing Spoofing Detection with Fine-tuned Large Voice Models Statistics
• [2025] iWAX: interpretable Wav2vec-AASIST-XGBoost framework for voice spoofing detection Scientific Reports 15, 40491
• [2025] Honeycomb-lattice monomer-dimer mixtures Journal of Statistical Physics 192, 146
• [2025] Enhancing voice spoofing detection in noisy environments using frequency feature masking augmentation Engineering Science and Technology, an International Journal (ESTIJ) 63, 101972
• [2024] Lattice stick number 15 is unattainable for non-splittable links Physica Scripta 99, 105250
• [2024] Efficiency of non-identical double helix patterns in minimizing ropelength of torus knot Physica Scripta 99, 075240
• [2024] Quantum knot mosaics and bounds of the growth constant Reviews in Mathematical Physics, 2450025
• [2024] TB-ResNet: Bridging the gap from TDNN to ResNet in Automatic Speaker Verification with Temporal-bottleneck enhancement Proc. ICASSP 2024, 10291-10295
• [2024] Topology-based optimization of handcuff graphs on 3D lattice Physica Scripta 99, 015221
• [2024] Augmented Aztec bipyramid and dicube tilings Discrete Mathematics, 347, 113735 (Editors' Choice Award 2024)
• [2023] CAU KU deep fake detection system for ADD 2023 challenge Proc. IJCAI 2023, 23-30
• [2023] Tetromino tilings on the Tetris board Physica Scripta 98, 075228
• [2023] Domino tilings of Aztec octagons Graphs and Combinatorics 39, 45
• [2022] Light-weight frequency information aware neural network architecture for voice spoofing detection Proc. ICPR 2022, 477-483
• [2022] Lattice conformation of theta-curves accompanied with Brunnian property Journal of Physics A: Mathematical and Theoretical 55, 435207
• [2022] Low-quality fake audio detection through frequency feature masking Proc. DDAM 2022, 9-17
• [2022] Overlapped frequency-distributed network: frequency-aware voice spoofing countermeasure Proc. Interspeech 2022, 3558-3562
• [2022] Dimer coverings of 1-slab cubic lattices Graphs and Combinatorics 38, 117
• [2022] Bipartite intrinsically knotted graphs with 23 edges Discrete Mathematics 345, 113022
• [2022] Counting dissections into integral squares Discrete Mathematics 345, 112803
• [2021] Tight conformation of 2-bridge knots using superhelices Journal of Mathematical Physics 62, 113504
• [2021] Topological aspects of theta-curves in cubic lattice Journal of Physics A: Mathematical and Theoretical 54, 455204
• [2021] Stick numbers of Montesinos knots and links Journal of Knot Theory and Its Ramifications 30, 2150013
• [2021] Number of dominating sets in cylindric square grid graphs Graphs and Combinatorics 37, 1357-1372
• [2019] Enumeration of 1-slab lattice links Topology and its Applications 264, 158-166
• [2019] Growth rate of quantum knot mosaics Quantum Information Processing 18, 238
• [2019] Domino tilings for augmented Aztec rectangles and their chains Electronic Journal of Combinatorics 26, #P3.2
• [2019] State matrix recursion method and monomer-dimer problem Discrete Mathematics 342, 1434-1445
• [2019] Arc index of spatial graphs Journal of Graph Theory 90, 406-415
• [2018] Ropelength of superhelices and (2, n)-torus knots Journal of Physics A: Mathematical and Theoretical 51, 485203
• [2018] More intrinsically knotted graphs with 22 edges and the restoring method Journal of Knot Theory and Its Ramifications 27, 1850059
• [2018] Lattice stick number of spatial graphs Journal of Knot Theory and Its Ramifications 27, 1850048
• [2018] Bisected vertex leveling of plane graphs: braid index, arc index and delta diagrams Journal of Knot Theory and Its Ramifications 27, 1850044
• [2018] Bounds on multiple self-avoiding polygons Canadian Mathematical Bulletin 61, 518-530
• [2018] Domino tilings of the expanded Aztec diamond Discrete Mathematics 341, 1185-1191
• [2017] Stick number of spatial graphs Journal of Knot Theory and Its Ramifications 26, 1750100
• [2017] Maximal independent sets on a grid graph Discrete Mathematics 340, 2762-2768
• [2017] A new intrinsically knotted graph with 22 edges Topology and its Applications 228, 303-317
• [2017] Bipartite intrinsically knotted graphs with 22 edges Journal of Graph Theory 85, 568-584
• [2017] Enumeration on graph mosaics Journal of Knot Theory and Its Ramifications 26, 1750032
• [2017] Period and toroidal knot mosaics Journal of Knot Theory and Its Ramifications 26, 1750031
• [2016] Enumerating independent vertex sets in grid graphs Linear Algebra and Its Applications 510, 192-204
• [2016] Best packing of identical helices Journal of Physics A: Mathematical and Theoretical 49, 415205
• [2016] Quantum knot mosaics and the growth constant Topology and its Applications 210, 311-316
• [2016] Exactly fourteen intrinsically knotted graphs have 21 edges Algebraic and Geometric Topology 15, 3305-3322
• [2015] Quantum knots and the number of knot mosaics Quantum Information Processing 14, 801-811
• [2015] Link lengths and their growth powers Journal of Physics A: Mathematical and Theoretical 48, 035202
• [2014] Mosaic number of knots Journal of Knot Theory and Its Ramifications 23, 1450069
• [2014] Upper bound on the total number of knot n-mosaics Journal of Knot Theory and Its Ramifications 23, 1450065
• [2014] Minimum lattice length and ropelength of 2-bridge knots and links Journal of Mathematical Physics 55, 113503
• [2014] Small knot mosaics and partition matrices Journal of Physics A: Mathematical and Theoretical 47, 435201
• [2014] Minimum lattice length and ropelength of knots Journal of Knot Theory and Its Ramifications 23, 1460009
• [2014] Equilateral stick number of knots Journal of Knot Theory and Its Ramifications 23, 1460008
• [2014] Links with small lattice stick numbers Journal of Physics A: Mathematical and Theoretical 47, 155202
• [2013] Upper bound on lattice stick number of knots Mathematical Proceedings of the Cambridge Philosophical Society 155, 173-179
• [2013] Upper bounds on the minimum length of cubic lattice knots Journal of Physics A: Mathematical and Theoretical 46, 125001
• [2011] Stick numbers of 2-bridge knots and links Proceedings of the American Mathematical Society 139, 4143-4152
• [2011] An upper bound on stick number of knots Journal of Knot Theory and Its Ramifications 20, 741-747
• [2010] Knots with small lattice stick numbers Journal of Physics A: Mathematical and Theoretical 43, 265002
• [2006] Reducing Dehn fillings and small surfaces Proceedings of London Mathematical Society 92, 203-223
• [2005] Lattice stick numbers of small knots Journal of Knot Theory and Its Ramifications 14, 859-867
• [2003] Planar graphs producing no strongly almost trivial embedding Journal of Graph Theory 43, 319-326
• [2003] Reducing spheres and Klein bottles after Dehn fillings Canadian Mathematical Bulletin 46, 265-267
• [2003] P2 reducing and toroidal Dehn fillings Mathematical Proceedings of the Cambridge Philosophical Society 134, 271-288
• [2002] An elementary set for theta-n-curve projections Journal of Knot Theory and Its Ramifications 11, 1243-1250
• [2002] Constructing persistently laminar knots Topology and its Applications 124, 139-143
• [2002] Dehn fillings creating essential spheres and tori Journal of Knot Theory and Its Ramifications 11, 887-890
• [2002] Strongly almost trivial theta-curves Journal of Knot Theory and Its Ramifications 11, 153-164
• [1998] Dehn filling, reducible 3-manifolds, and Klein bottles Proceedings of the American Mathematical Society 126, 289-296
• [1997] Reducible and toroidal 3-manifolds obtained by Dehn fillings Topology and its Applications 75, 93-104
• [1996] Knotted solid tori decompositions of B^3 and S^3 Journal of Knot Theory and Its Ramifications 5, 405-416