-
Article
Faster algorithms for sparse ILP and hypergraph multi-packing/multi-cover problems
In our paper, we consider the following general problems: check feasibility, count the number of feasible solutions, find an optimal solution, and count the number of optimal solutions in
-
Article
On a Simple Connection Between \(\Delta\) -Modular ILP and LP, and a New Bound on the Number of Integer Vertices
In our note, we present a very simple and short proof of a new interesting fact about the faces of an integer hull of a given rational polyhedron. This fact has a complete analog in linear programming theory a...
-
Article
On \(\Delta \) -modular integer linear problems in the canonical form and equivalent problems
Many papers in the field of integer linear programming (ILP, for short) are devoted to problems of the type $$\max \{c^\top x :A x = b,\, x \i...
-
Chapter and Conference Paper
Algorithm for Multi-criteria Optimization of Robot Parameters for Fruit Harvesting Based on Evolutionary Methods, Taking into Account the Importance of Criteria
The article develops a multi-criteria optimization method based on parallel modifications of single-criteria evolutionary algorithms, including Genetic, Grey Wolf Optimization, Particle Swarm Optimization. It ...
-
Chapter and Conference Paper
Application of Recursive Algorithms for Optimization and Approximation of Workspace of Parallel Robots
The article discusses the application of various methods for transforming the workspace of a parallel 3-PRRR robot to reduce data storage and simplify the visualization process. Two approaches to transforming ...
-
Chapter and Conference Paper
An Algorithm for Determining the Coordinates of a Test Tube by a Robotic Aliquoting System Based on a Combination of the Hough Method and a Result Filtering Algorithm
The article considers the problem of determining the position of test tubes in a tripod during aliquoting using technical vision. To solve this problem, the Hough circle transformation method was used, supplem...
-
Chapter and Conference Paper
A Literature Review and Design Considerations Towards a Gripper for Tomato Harvesting
The paper reviews current commercial and research solutions in the field of grippers for automated tomato harvesting. The grip** devices are classified according to the method of harvesting tomatoes, namely ...
-
Article
Open AccessA hybrid CNN-Random Forest algorithm for bacterial spore segmentation and classification in TEM images
We present a new approach to segment and classify bacterial spore layers from Transmission Electron Microscopy (TEM) images using a hybrid Convolutional Neural Network (CNN) and Random Forest (RF) classifier a...
-
Article
Open AccessFabricating a dielectrophoretic microfluidic device using 3D-printed moulds and silver conductive paint
Dielectrophoresis is an electric field-based technique for moving neutral particles through a fluid. When used for particle separation, dielectrophoresis has many advantages compared to other methods, like pro...
-
Article
Open AccessHypervirulent R20291 Clostridioides difficile spores show disinfection resilience to sodium hypochlorite despite structural changes
Clostridioides difficile is a spore forming bacterial species and the major causative agent of nosocomial gastrointestinal infections. C. difficile spores are highly resilient to disinfection methods and to preve...
-
Chapter and Conference Paper
Synthesis of Trajectory Planning Algorithms Using Evolutionary Optimization Algorithms
The article considers the problem of planning the optimal trajectory of a delta robot. The workspace of the robot is limited by the range of permissible values of the angles of the drive revolute joints, inter...
-
Chapter and Conference Paper
Determination of the Workspace of the System Based on the 3-PRRR Mechanism for the Lower Limb Rehabilitation
The article proposes a lower limb rehabilitation system based on a passive orthosis and an active parallel robot 3-PRRR. Numerical algorithms have been developed to determine the workspace of the parallel mech...
-
Chapter and Conference Paper
Determination of the Geometric Parameters of a Parallel-Serial Rehabilitation Robot Based on Clinical Data
The article discusses the structure and model of a robotic system for the rehabilitation of the lower limbs based on a passive orthosis in the form of a serial RRRR mechanism and an active parallel 3-PRRR mech...
-
Chapter and Conference Paper
Workspace and Singularity Zones Analysis of a Robotic System for Biosamples Aliquoting
This paper discusses the use of optimization algorithms to solve the problem of determining the workspace for a new robot for biological material aliquoting. The proposed robot is based on a parallel Delta-lik...
-
Chapter and Conference Paper
The Method of Optimal Geometric Parameters Synthesis of Two Mechanisms in the Rehabilitation System on Account of Relative Position
The paper presents the method of optimal geometric parameters synthesis for a robotic rehabilitation system of the lower limbs as based on a passive orthosis in the form of a serial RRRR mechanism and an activ...
-
Chapter and Conference Paper
Optimization Algorithm for Approximating the Solutions Set of Nonlinear Inequalities Systems in the Problem of Determining the Robot Workspace
This paper is devoted to the problem of determining the workspace of robots. We consider an approach to the development of a numerical method for approximating the set of solutions of a system of nonlinear ine...
-
Chapter and Conference Paper
Workspace Modelling of a Parallel Robot with Relative Manipulation Mechanisms Based on Optimization Methods
The article describes the application of optimization algorithms for solving the problem of determining the workspace of a relative mechanism device, which includes a planar 3-RPS mechanism and a tripod module. ...
-
Chapter and Conference Paper
Approximation of the Workspace of a Cable-Driven Parallel Robot with a Movable Gripper
The article discusses the non-uniform covering method application to solve the problem of the workspace determination of a cable-driven parallel robot with a movable gripper for cargo handling in special condi...
-
Chapter and Conference Paper
Two-Stage Method for Controlling the Movement of a Parallel Robot Based on a Planar Three-Revolute-Prismatic-Revolute Mechanism
A two-stage method for organizing control of a robot with parallel kinematics is proposed. The method involves the transfer of all complex resource-intensive computational procedures to the stage of the trajec...
-
Chapter and Conference Paper
Robust Operational-Space Motion Control of a Sitting-Type Lower Limb Rehabilitation Robot
This paper presents a robust motion control of a sitting-type lower limb rehabilitation robot (LLRR) in its operational-space. The mathematical background of the proposed robot is discussed and its motion cont...
