Patents:

1. INTELLIGENT GSM BASED HEALTH MONITORING SYSTEM, APPLICATION NO: 202341078850 A
2. INTELLIGENT DETECTION OF RETINOPATHY OF PREMATURITY USING ADAPTIVE CNN BASED DEEP LEARNING APPROACHES, APPLICATION NO: 202341078859 A
3. A HYBRID ECG BASED ATRIAL FIBRILLATION DETECTION USING ADAPTIVE APPROACHES OF HYBRID FIREFLY ALGORITHMS, APPLICATION NO: 202341078865 A
4. A NOVEL CLASSIFICATION OF SLEEP APNEA USING A HYBRID HADAMARD TRANSFORM, APPLICATION NO: 202341078867 A

Book Chapter Publications:

1. Ambika Annavarapu, Surekha Borra, Padmavathi Kora, “Dimensionality Reduction using Feature Extraction and Feature Selection methods”, Springer, "Classification in BioApps: Automation of Decision Making", ISBN10 3319659804 (Scopus Indexed)
2. Padmavathi Kora, Ambika Annavarapu, Surekha Borra, “ECG based Myocardial Infraction Detection using Different Classification Techniques”, Springer, "Classification in BioApps: Automation of Decision Making", ISBN10 3319659804 (Scopus Indexed)

Journal Publications:

International Publications:

1. Annavarapu, A., & Borra, S. (2024). An adaptive watershed segmentation based medical image denoising using deep convolutional neural networks. Biomedical Signal Processing and Control, 93, 106119. (SCI)
2. Annavarapu, A., Borra, S., Dinnepu, V. B. R., & Mishra, M. P. (2023). A hybrid medical image denoising based on block matching 3D collaborative filtering. SN Computer Science, 5(1), 35. (SCI)
3. Annavarapu, Ambika, and Surekha Borra. "Development of magnetic resonance image de-noising methodologies: A comprehensive overview of the state–OF–the-art." Smart Health (2020): 100138. (Scopus Indexed)
4. Annavarapu, Ambika, Surekha Borra and Dr. Rohith Thanki, “Progression in Biometric Recognition Systems and its Security”, Recent Patents on Engineering (2020):10.2174/1872212114999200918122905 (Scopus Indexed)
5. Ambika Annavarapu, Padmavathi Kora, Priyanka Yadlapalli, “An enhanced SCHT based Alamouti scheme over Multipath channels”, ARPN Journal of Engineering and Applied Sciences, Vol 12, Issue 3, February 2017. ISSN 1819-6608 (Scopus Indexed)
6. Padmavathi Kora, Ambika Annavarapu, Priyanka Yadlapalli, K Sri Ramakrishna, “ECG based Atrial Fibrillation detection using Fast Sequency Ordered Complex Hadamard Transform and Hybrid Firefly Algorithm”, Engineering Science and Technology, an International Journal, Elsevier, February 2017. Doi: https://doi.org/10.1016/j.jestch.2017.02.002 (SCIE)
7. Ambika Annavarapu, Padmavathi Kora, “ECG – based Atrial Fibrillation Detection using different orderings of Conjugate Symmetric – Complex Hadamard Transform”, International Journal of Cardiovascular Academy, Vol 2, August, 2016 doi: https://doi.org/10.1016/j.ijcac.2016.08.001 (UGC Recognized)
8. Kora, P., Annavarapu, A., Yadlapalli, P., & Katragadda, N. (2016). Classification of Sleep Apnea using ECG-Signal Sequency Ordered Hadamard Transform Features. International Journal of Computer Applications, 156(14).
   doi: 10.5120/ijca2016912506 (UGC Recognized)
9. Thripurna Thatipelli, Dr. Padmavathi Kora, Ambika Annavarapu, “Low – Frequency ECG Signal based Biometric Identification”, International Journal for Scientific Research & Development| Vol. 5, Issue 08, 2017 | ISSN (online): 2321-0613 (UGC Recognized)
10. Ambika Annavarapu, “Matlab simulation for diversity and performance enhancement of OSTBC-CDMA system using channel coding techniques over multichannel”, International Journal of Engineering & Science Research, Vol 2, Issue 11, November – 2012 ISSN 2277-2685 (UGC Recognized)

Conference Proceedings:

International Proceedings:

1. G. Tejaswani, P. Pravallika, G. Vijaya Sai, 1K. Kavya, Ambika Annavarapu, “An Adaptive Non-Convex Hybrid Tv Regularizer Based Block Matching 3-Dimensional Approach”, International Conference on Research Innovations & Challenges – ICRIC 2023, E-ISBN: 978-81-954933-4-0
2. Shaik Ashrin, T Momin Anjum, Thota Rohita, Shaik Fathima, Ambika Annavarapu, “A Novel Arduino Smart Power Theft Detection System”, International Conference on Research Innovations & Challenges – ICRIC 2023, E-ISBN: 978-81-954933-4-0
3. Padmavathi Kora, Ambika Annavarapu, “Cognitive Recognition of Heart Ailments using Fuzzy Logic on ECG samples”, ICSTSD – 2017, Hyderabad
4. Nagaja Katragadda, Ambika Annavarapu, Priyanka Yadlapalli, Padmavathi Kora, “Novel Hamming code detection and correction”, ICET – 2017, Coimbatore, December – 16th and 17th
5. Priyanka Yadlapalli , Ambika Annavarapu, Padmavathi Kora, Nagaja Katragadda,  “Review of Various Crossover Operators in Genetic Algorithms”, ICET – 2017, Coimbatore, December – 16th and 17th
6. Priyanka Yadlapalli , Ambika Annavarapu, Padmavathi Kora, “Performance enhancement of CS – SCHT based MIMO using Alamouti Scheme”, ICIIECS’16, IEEE Conference (Coimbatore)

National Proceedings:

1. Ambika Annavarapu, M Srinivasa Rao, “Biometric Authentication”, National conference held in RVR & JC College of Engineering, Guntur

Achievements and participations
•Ratified by JNTU Kakinada on 25/03/2023 as Assistant Professor
•completed NPTEL exam on “Deep Learning” in Jan-Apr,2023.
•Educator Training on Alteryx SparkED Educator Training on FOUNDATION MICRO - CREDENTIAL & DESIGNER CORE
•completed Alteryx exam on “Alteryx Foundation” on 22/04/2023
•completed Alteryx exam on “Alteryx Design Core” on 22/04/2023
•Attended One – Week Faculty Development Program on IMPACT OF AI: ROBOTICS, VLSI, AND MEDICAL DOMAINS conducted by the Department of ECE, VVIT in association with IETE Vijayawada Centre from 22nd April to 27th April 2024
•Attended One – Week Faculty Development Program on Research methodologies- Qualitative and Quantitative research conducted by the Department of ECE, CVR College of Engineering, Hyderabad from 5th Feb to 9th Feb 2024.
•Attended Three Day National Level Workshop on Innovation, Incubation and Intellectual Property Rights for MSMEs, Startups and Academic community conducted by KL Intellectual Property Facilitation Center from 28th Jan to 1st Feb 2024.
•Attended One – Week Faculty Development Program on Recent Trends in Artificial Intelligence & Machine Learning for Next-Gen Technologies conducted by the Department of IT, KKR & KSR Institute of Technology and Sciences, Guntur along with ATAL from 18th Dec to 23rd Dec 2023.
•Attended one-day training program National Intellectual Property Awareness mission on 13th Sep 2023, conducted by KKR & KSR Institute of Technology and Sciences, Guntur.
•Attended One – Week Faculty Development Program on Cloud Infrastructure conducted by the KKR & KSR Institute of Technology and Sciences, Guntur along with Brainovision Solutions India Pvt Ltd and AICTE from 21st Aug to 25th Aug 2023.
•Attended One – Week Faculty Development Program on MIMO ANTENNAS FOR 5G COMMUNICATIONS conducted by the Dept of ECE, Kallam Haranadhareddy Institute of Technology, Guntur along with IETE from 26th June to 30th June 2023.
•Attended NPTEL 12-week course on Deep Learning.
•Attended One – Week Faculty Development Program on Advancements in VLSI Technology conducted by the BMS College of Engineering, Bengaluru along with Ignitarium Technology Slutions Pvt Ltd, Bengaluru from 13th March to 17th March 2023.
•Attended webinar MODERN POWER SYSTEM ANALYSIS on March 3rd 2023, conducted by TATA McGraw-Hill.
•Attended One – Week Faculty Development Program on Ethical Hacking conducted by the KKR & KSR Institute of Technology and Sciences, Guntur along with ATAL from 27th Feb to 3rd March 2023.
•Attended One – Week Faculty Development Program on VLSI Front-end Design using VHDL (Quartus Altera Tool) conducted by the KKR & KSR Institute of Technology and Sciences, Guntur along with Falcon IT Training and Educational Services, Chennai from 23rd Jan to 3rd Feb 2023.
•Attended Faculty Development Program Applications of Artificial Intelligence and Internet of Things from 21st Jan to 30th Jan-2023, conducted by KKR & KSR Institute of Engineering and Technology and NIT, Warangal.
•Attended One – Week Faculty Development Program on Societal Applications of Machine Learning conducted by the Sri Vishnu College of Engineering for Women, Bhimavaram from 26th Dec to 30th Dec 2022.
•Attended One – Week Faculty Development Program on APPLICATIONS OF AI , ML AND DATA SCIENCE conducted by the KKR & KSR Institute of Technology and Sciences, Guntur from 12th-17th December, 2022.
•Attended One – Week Faculty Development Program on Research Trends and Technologies in Industry 4.0 conducted by the KKR & KSR Institute of Technology and Sciences, Guntur from 26th Sept to 30th Sept 2022.
•Attended webinar Research Integrity: How Preprinting Can Enhance Trust in Research on 22nd September 2022, conducted by the RESEARCH SQUARE WEBINAR.
•Attended One – Week Faculty Development Program on Artificial Intelligence and Robotic Process Automation conducted by the KL University from 12th Sept to 17th Sept 2022.
•Attended webinar Flexible and Wearable Sensors for Bio Medical Applications on August 26th 2022, conducted by KPR Institute of Engineering and Technology.
•Ratified by JNTU Hyderabad on 05/02/2017 as Assistant Professor
•Organized workshop on LABVIEW and NI USRP workshop from 27 June – 01 July and 18 July – 22 July 2016 at GRIET
•Attended Two Day National Level Workshop on Simulation of Wireless Sensor Network using NS – 2 conducted by GRIET in association with Pantech ProEd Pvt. Ltd in October 2016.
•Attended Two – Week Faculty Development Program on Open Source through TEL by spoken Tutorials in September, 2016.
•Attended workshop on LABVIEW and NI USRP workshop from 27 June – 01 July and 18 July – 22 July 2016 at GRIET.
•Attended Faculty Development Program on VLSI System Design in MLRIT, Hyderabad in November, 2015.
•Attended Faculty Development Programme on Estimation theory and Cognitive Radio Networks in Oct 2015
•Attended Hands – on Faculty Development Programme on Software Defined Radio  conducted in December(2015)
•Attended IIT-BombayX Workshop on Technical communication
•Attended IIT BombayX Workshop on Educational Technology for Engineering Teachers
•Attended EMF classes conducted by Dr Pillai in GRIET.
•Guided the final year project on RF Controlled Robotic Boat to travel in water with wireless video and voice
•Guided the mini project on Control of Biomass Power Generation
•M. Tech college topper
•Participated in National level Electrozium held by Sri Venkateswara University, Tirupati, NARL and IETE_Tirupati sub_center on Robotics.
•Participated in NCSPS 2 Day seminar on Iris Recognition at RVR & JC College of Engineering, Guntur. 
•Participated in Three-day work shop on “Personality development and communications”
•Participated in Two-day workshop on “FPGA Design Techniques”