2021 Seventh Indian Control Conference (ICC)最新文献

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Unstructured modeling and RNN Surrogate development for optimizing vaccine production in Baculovirus Expression Vector System 杆状病毒表达载体系统中优化疫苗生产的非结构化建模和RNN代理开发
2021 Seventh Indian Control Conference (ICC) Pub Date : 2021-12-20 DOI: 10.1109/ICC54714.2021.9703114
Surbhi Sharma, K. N. Pujari, S. Miriyala, L. Giri, K. Mitra
{"title":"Unstructured modeling and RNN Surrogate development for optimizing vaccine production in Baculovirus Expression Vector System","authors":"Surbhi Sharma, K. N. Pujari, S. Miriyala, L. Giri, K. Mitra","doi":"10.1109/ICC54714.2021.9703114","DOIUrl":"https://doi.org/10.1109/ICC54714.2021.9703114","url":null,"abstract":"Process optimization and scale up for biomolecules/vaccine production remain challenging due to the adaptation of experiment-based route which needs a large number of expensive experiments making it more challenging in translating the compound for industrial production. In this context, we propose a framework amalgamating systems biology and artificial intelligence for control and optimization of the protein/vaccine production in a Baculovirus expression system [BEVs]. Experimental investigation is conducted to study the growth of insect cells (Sf-9) when infected with the wild type Baculovirus (AcMNPV). Optimal unstructured model replicating the experimental data on cell and virus growth has been identified using a computation strategy consisting of a hybrid optimization technique. The selected model is then used for large scale data generation with an objective to build AI based RNN model that can be proved extremely helpful to handle numerical stability related issues while performing optimal control of the biological system. This work shows a proof of concept and represents the first instance, where an experimental study, mathematical modeling and AI based techniques have been applied for optimal protein production in recombinant expression system at industry setting.","PeriodicalId":382373,"journal":{"name":"2021 Seventh Indian Control Conference (ICC)","volume":"411 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132219493","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Nonlinear Spacecraft Attitude Control Design Using Modified Rodrigues Parameters 基于修正Rodrigues参数的非线性航天器姿态控制设计
2021 Seventh Indian Control Conference (ICC) Pub Date : 2021-12-20 DOI: 10.1109/ICC54714.2021.9703175
Nipen M Khirsaria, S. R. Kumar
{"title":"Nonlinear Spacecraft Attitude Control Design Using Modified Rodrigues Parameters","authors":"Nipen M Khirsaria, S. R. Kumar","doi":"10.1109/ICC54714.2021.9703175","DOIUrl":"https://doi.org/10.1109/ICC54714.2021.9703175","url":null,"abstract":"This paper addresses the problem of spacecraft attitude control while optimizing the energy usage, which is nonlinear and coupled in nature. A suboptimal controller is derived using the state-dependent Riccati equation approach within a nonlinear setting. Modified Rodrigues parameters are utilized for describing the attitude of the spacecraft. It is also shown that single state-dependent coefficients parameterization based on these parameters never fails to operate, resulting in maximum point-wise controllable space, and is applicable to the whole maneuvering domain without any breakdowns. The proposed controller design also renders local asymptotic stability of the system. Owing to the nonlinear framework used, the controller remains effective even for the scenarios where deviations are significantly higher. Finally, comparative simulation results are presented for various initial conditions to highlight the superiority of the proposed scheme over existing ones.","PeriodicalId":382373,"journal":{"name":"2021 Seventh Indian Control Conference (ICC)","volume":"29 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114953762","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Scalable Techniques for Autonomous Construction of a Paraboloidal Space Telescope in an Elliptic Orbit 椭圆轨道抛物面空间望远镜自主构建的可扩展技术
2021 Seventh Indian Control Conference (ICC) Pub Date : 2021-12-20 DOI: 10.1109/ICC54714.2021.9703189
Aaron John Sabu, Dwaipayan Mukherjee
{"title":"Scalable Techniques for Autonomous Construction of a Paraboloidal Space Telescope in an Elliptic Orbit","authors":"Aaron John Sabu, Dwaipayan Mukherjee","doi":"10.1109/ICC54714.2021.9703189","DOIUrl":"https://doi.org/10.1109/ICC54714.2021.9703189","url":null,"abstract":"It is well acknowledged that human-made technology is not always at par with human curiosity, and an example is the inability to send large telescopes to outer space despite their higher resolution and less atmospheric interference. In this paper, we develop a framework for autonomous in-orbit construction using spacecraft formation such that a large telescope can be built in an elliptic orbit using multiple spacecraft. We split this problem into four steps for converging the position and attitude of each spacecraft at predefined values around a central spacecraft. Each spacecraft performs attitude synchronization with its neighbors to match its three degrees of freedom in orientation as a parabolic mirror. Simulations validate our proposed methods and the paper concludes with an open possibility of using other techniques to improve upon existing results.","PeriodicalId":382373,"journal":{"name":"2021 Seventh Indian Control Conference (ICC)","volume":"60 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132249743","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Distributed Local Two-Time-Scale Stochastic Approximation 分布式局部双时间尺度随机近似
2021 Seventh Indian Control Conference (ICC) Pub Date : 2021-12-20 DOI: 10.1109/ICC54714.2021.9703179
T. Doan
{"title":"Distributed Local Two-Time-Scale Stochastic Approximation","authors":"T. Doan","doi":"10.1109/ICC54714.2021.9703179","DOIUrl":"https://doi.org/10.1109/ICC54714.2021.9703179","url":null,"abstract":"In this paper, we consider a distributed variant of the popular two-time-scale stochastic approximation, where there are a group of agents communicating with a centralized coordinator. The goal of the agents is to find the roots of two coupling operators composed of the local operators at the agents. Such a framework models many practical problems in different areas, including those in federated learning and reinforcement learning. Over a series of time epoch, each agent runs a number of local two-time-scale stochastic approximation steps based on its own data, whose results are then aggregated at the centralized coordinator. Our main contribution is to characterize the finite-time performance of the local two-time-scale stochastic approximation, where we provide explicit formulas for the rate of this method.","PeriodicalId":382373,"journal":{"name":"2021 Seventh Indian Control Conference (ICC)","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128989108","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Motion Planning With Dynamic Obstacles Using Convexified Control Barrier Functions 基于凸化控制障碍函数的动态障碍物运动规划
2021 Seventh Indian Control Conference (ICC) Pub Date : 2021-12-20 DOI: 10.1109/ICC54714.2021.9703149
Varun V. P., Abraham P. Vinod, Shishir N. Y. Kolathaya
{"title":"Motion Planning With Dynamic Obstacles Using Convexified Control Barrier Functions","authors":"Varun V. P., Abraham P. Vinod, Shishir N. Y. Kolathaya","doi":"10.1109/ICC54714.2021.9703149","DOIUrl":"https://doi.org/10.1109/ICC54714.2021.9703149","url":null,"abstract":"Model Predictive Control (MPC) is a popular approach used for motion planning in dynamical systems. Given a finite horizon cost, we seek an optimal control law subject to safety constraints. However, in the presence of obstacles, existing MPC formulations are often slow and may lead to infeasibility. We propose a real-time implementable MPC formulation using control barrier functions (CBF) and successive convexification. We represent the non-convex obstacle avoidance constraints using CBFs that ensure that a feasible solution always exists. We then reformulate the non-convex optimal control problem using successive convexification to enable the use of computationally-efficient conic solvers. Our approach enables controller synthesis at real-time, which is difficult with existing approaches that rely on nonlinear solvers. We demonstrate the method in simulation, where we navigate a UAV to a target while avoiding dynamic obstacles in the environment.","PeriodicalId":382373,"journal":{"name":"2021 Seventh Indian Control Conference (ICC)","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125585974","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Sliding Mode-Based Time-Headway Dynamics for Heavy Road Vehicle Platoon Control 基于滑模的重型道路车辆队列控制时距动力学
2021 Seventh Indian Control Conference (ICC) Pub Date : 2021-12-20 DOI: 10.1109/ICC54714.2021.9703151
K. B. Devika, S. Subramanian
{"title":"Sliding Mode-Based Time-Headway Dynamics for Heavy Road Vehicle Platoon Control","authors":"K. B. Devika, S. Subramanian","doi":"10.1109/ICC54714.2021.9703151","DOIUrl":"https://doi.org/10.1109/ICC54714.2021.9703151","url":null,"abstract":"Controller design for establishing string stability in Heavy Commercial Road Vehicle (HCRV) platoons usually relies on a Constant Time-Headway (CTH) policy while defining the desired intervehicular distance. However, previous studies in this area reported that CTH based design would result in string instability, while the platoon operates on certain road and vehicular operating conditions. In this regard, this paper attempts to incorporate time-headway dynamics along with vehicle dynamics to design string stable controller for HCRV platoons. Sliding Mode Control (SMC) has been suitably been utilized to derive the time-headway dynamics. The headway magnitude that are evolved from the SMC-based time-headway dynamics has been suitably integrated with an Artificial Potential Field (APF)- based string controller. Compared to CTH-based APF controller, the proposed scheme was seen to ensure string stability under wide range of operating conditions, particularly during perturbation maneuvers with high acceleration/deceleration magnitudes on low coefficient of friction roads.","PeriodicalId":382373,"journal":{"name":"2021 Seventh Indian Control Conference (ICC)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126699525","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Robust Control of Buck-Boost Converter using Second Order Sliding Modes 基于二阶滑模的Buck-Boost变换器鲁棒控制
2021 Seventh Indian Control Conference (ICC) Pub Date : 2021-12-20 DOI: 10.1109/ICC54714.2021.9703120
Priyanka A. Patil, S. Kurode, U. Mate
{"title":"Robust Control of Buck-Boost Converter using Second Order Sliding Modes","authors":"Priyanka A. Patil, S. Kurode, U. Mate","doi":"10.1109/ICC54714.2021.9703120","DOIUrl":"https://doi.org/10.1109/ICC54714.2021.9703120","url":null,"abstract":"This paper presents second order sliding mode control for assuring robust performance of DC/DC Buck-Boost converter. Simple and robust control has been the driving motivation to use approximate first order model for designing super-twisting control. Initially second order uncertain model in controllable canonical form is developed to capture the dynamics of the DC/DC buck boost converter. A valid first order model is further developed. It is shown that the proposed controller assures the desired performance in terms of output regulation under variation of load, input and parameters.","PeriodicalId":382373,"journal":{"name":"2021 Seventh Indian Control Conference (ICC)","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114290082","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Clustering Time Series Sensor Data Using Modified Kohonen Maps 利用改进的Kohonen地图聚类时间序列传感器数据
2021 Seventh Indian Control Conference (ICC) Pub Date : 2021-12-20 DOI: 10.1109/ICC54714.2021.9703173
Kalpathy Jayanth Krishnan, K. Mitra
{"title":"Clustering Time Series Sensor Data Using Modified Kohonen Maps","authors":"Kalpathy Jayanth Krishnan, K. Mitra","doi":"10.1109/ICC54714.2021.9703173","DOIUrl":"https://doi.org/10.1109/ICC54714.2021.9703173","url":null,"abstract":"With the increase in the usage of sensors to collect data, there has been a large increase in the number of time series data captured via these devices. These are of different varieties of them, ranging from astronomical to meteorological measurements. The ability to cluster these data allows us to not only process and prepare the data for further mining but also develop an important tool in compressing sensor data for better quality and faster communication. In this paper, we introduce a procedure using Kohonen Maps to cluster such data and compare it to the common procedure of Hierarchical clustering for times series instances. There are two modifications done to the conventional Kohonen Maps algorithm -1) The distance measure used is the DTW distance instead of the traditional Euclidean distance and 2) A sampling scheme is introduced which chooses the most diverse elements as the initial cluster representatives. The distance/similarity measure employed to compare them both is the dynamic time warping (DTW) measure, since there is enough literature to show its superior performance over other algorithms. The proposed algorithm was found to be better in terms of both quality of clusters obtained as well as speed when compared to Hierarchical clustering using DTW as a distance measure which is one of the most popular techniques of clustering time series data.","PeriodicalId":382373,"journal":{"name":"2021 Seventh Indian Control Conference (ICC)","volume":"40 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122661168","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Conditions for Exact Hedging in an Unconstrained Regime-Switching Market Model 无约束制度转换市场模型中精确套期保值的条件
2021 Seventh Indian Control Conference (ICC) Pub Date : 2021-12-20 DOI: 10.1109/ICC54714.2021.9703166
A. D. Gomes, A. Heunis
{"title":"Conditions for Exact Hedging in an Unconstrained Regime-Switching Market Model","authors":"A. D. Gomes, A. Heunis","doi":"10.1109/ICC54714.2021.9703166","DOIUrl":"https://doi.org/10.1109/ICC54714.2021.9703166","url":null,"abstract":"In an earlier contribution “Unconstrained hedging within a regime-switching market model” (Sixth Indian Control Conference, Hyderabad, December 18-20, 2019) the authors address the problem of unconstrained hedging in a financial market model which includes regime-switching, in the sense that the basic sources of randomness in the market model are a standard multidimensional Brownian motion, together with an independent finite-state Markov chain (the latter process models so-called regime-switches, which are occasional “large-scale” random changes in the market parameters, as opposed to the persistent “small-scale” changes in the market parameters which are driven by the Brownian motion). Under these conditions the market model is “incomplete”, and the best that one can do is establish existence of a least initial wealth along with an investment strategy for which the corresponding wealth process almost-surely majorizes - but generally does not equal - the contingent claim at close of trade (in this case the claim is said to be “super-hedged”). The goal of the present work is to complement this result and introduce natural conditions on the regime- switching model under which there exists a least initial wealth and an investment strategy such that the corresponding wealth almost-surely equals the contingent claim at close of trade (so that the claim is “exactly hedged”). Our motivation is primarily in the works of Cvitanic and Karatzas (1993) and El Karoui and Quenez (1995) who address the case where incompleteness in the market model arises from portfolio constraints rather than regime-switching.","PeriodicalId":382373,"journal":{"name":"2021 Seventh Indian Control Conference (ICC)","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129408719","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Disturbance Observer Based Sliding Mode Control for Lateral Motion of an AUV 基于扰动观测器的AUV横向运动滑模控制
2021 Seventh Indian Control Conference (ICC) Pub Date : 2021-12-20 DOI: 10.1109/ICC54714.2021.9703168
Ravishankar P. Desai, N. Manjarekar
{"title":"Disturbance Observer Based Sliding Mode Control for Lateral Motion of an AUV","authors":"Ravishankar P. Desai, N. Manjarekar","doi":"10.1109/ICC54714.2021.9703168","DOIUrl":"https://doi.org/10.1109/ICC54714.2021.9703168","url":null,"abstract":"A lateral motion control problem of an experimental autonomous underwater vehicle (AUV) MAYA AUV is considered. In this paper, a disturbance observer based sliding mode control (DOB-SMC) scheme is proposed in the presence of parameter perturbation and disturbances. During motion, a highly uncertain ocean environment demands robust control to handle the parameter perturbations and disturbances. This problem can be directly resolved by a sliding mode control (SMC) design. The disturbance observer (DOB) is designed to approximate the equivalent control of SMC containing disturbances. To restrain the chattering, DOB is designed such that the disturbance estimation converges to disturbance exponentially and feedback switching gain converges to zero exponentially. The proposed control scheme is examined through a computational tool.","PeriodicalId":382373,"journal":{"name":"2021 Seventh Indian Control Conference (ICC)","volume":"72 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129714865","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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