Search Results for author: Prasanta K. Panigrahi

Found 15 papers, 2 papers with code

Masking of Quantum Information into Restricted Set of states

no code implementations1 Oct 2019 Tamal Ghosh, Soumya Sarkar, Bikash K. Behera, Prasanta K. Panigrahi

Here, we explore the possibility of masking in the IBM quantum experience platform by designing the quantum circuits and running them on the 5-qubit quantum computer.

Quantum State Tomography Quantum Physics

Demonstration of a general fault-tolerant quantum error detection code for (2n+1)-qubit entangled state on IBM 16-qubit quantum computer

no code implementations8 Jul 2018 Ranveer Kumar Singh, Bishvanwesha Panda, Bikash K. Behera, Prasanta K. Panigrahi

The code is able to detect an arbitrary quantum error in any one of the first 2n qubits of the (2n+1)-qubit entangled state and detects any bit-flip error on the last qubit of the (2n+1)-qubit entangled state via measurements on a pair of ancillary error syndrome qubits.

Quantum Physics

Spin-Boson Model to Demonstrate Quantum Tunneling in Biomolecules using IBM Quantum Computer

no code implementations1 Jul 2018 Yugojyoti Mohanta, Dhurjati Sai Abhishikth, Kuruva Pruthvi, Vijay Kumar, Bikash K. Behera, Prasanta K. Panigrahi

Efficient simulation of quantum mechanical problems can be performed in a quantum computer where the interactions of qubits lead to the realization of various problems possessing quantum nature.

Quantum Physics

Application of quantum scrambling in Rydberg atom on IBM quantum computer

no code implementations3 Jun 2018 Daattavya Aggarwal, Shivam Raj, Bikash K. Behera, Prasanta K. Panigrahi

We apply this circuit to measure OTOC and hence the quantum scrambling in a simulation of two spin Ising spin model for Rydberg atom.

Quantum Physics

Efficient quantum algorithm for solving travelling salesman problem: An IBM quantum experience

1 code implementation28 May 2018 Karthik Srinivasan, Saipriya Satyajit, Bikash K. Behera, Prasanta K. Panigrahi

Here we propose a quantum algorithm to solve the travelling salesman problem using phase estimation technique.

Quantum Physics

Designing Quantum Router in IBM Quantum Computer

1 code implementation17 Mar 2018 Bikash K. Behera, Tasnum Reza, Angad Gupta, Prasanta K. Panigrahi

We design an equivalent quantum circuit, by the means of single-qubit and two-qubit quantum gates, which can perform the operation of a quantum router.

Quantum Physics

Automated Error Correction in IBM Quantum Computer and Explicit Generalization

no code implementations7 Aug 2017 Debjit Ghosh, Pratik Agarwal, Pratyush Pandey, Bikash K. Behera, Prasanta K. Panigrahi

Experimental realization of automated error correction is demonstrated through IBM Quantum Experience for Bell and GHZ states using a measurement based approach upon ancilla qubits.

Quantum Physics

A comparative study between proposed Hyper Kurtosis based Modified Duo-Histogram Equalization (HKMDHE) and Contrast Limited Adaptive Histogram Equalization (CLAHE) for Contrast Enhancement Purpose of Low Contrast Human Brain CT scan images

no code implementations7 Apr 2015 Sabyasachi Mukhopadhyay, Soham Mandal, Sawon Pratiher, Satyasaran Changdar, Ritwik Burman, Nirmalya Ghosh, Prasanta K. Panigrahi

In this paper, a comparative study between proposed hyper kurtosis based modified duo-histogram equalization (HKMDHE) algorithm and contrast limited adaptive histogram enhancement (CLAHE) has been presented for the implementation of contrast enhancement and brightness preservation of low contrast human brain CT scan images.

Wavelet based approach for tissue fractal parameter measurement: Pre cancer detection

no code implementations21 Mar 2015 Sabyasachi Mukhopadhyay, Nandan K. Das, Soham Mandal, Sawon Pratiher, Asish Mitra, Asima Pradhan, Nirmalya Ghosh, Prasanta K. Panigrahi

In this paper, we have carried out the detail studies of pre-cancer by wavelet coherency and multifractal based detrended fluctuation analysis (MFDFA) on differential interference contrast (DIC) images of stromal region among different grades of pre-cancer tissues.

Diagnosing Heterogeneous Dynamics for CT Scan Images of Human Brain in Wavelet and MFDFA domain

no code implementations12 Mar 2015 Sabyasachi Mukhopadhyay, Soham Mandal, Nandan K. Das, Subhadip Dey, Asish Mitra, Nirmalya Ghosh, Prasanta K. Panigrahi

CT scan images of human brain of a particular patient in different cross sections are taken, on which wavelet transform and multi-fractal analysis are applied.

Wavelet and Fast Fourier Transform based analysis of Solar Image

no code implementations30 Oct 2013 Sabyasachi Mukhopadhyay, Debadatta Dash, Swapnil Barmase, Prasanta K. Panigrahi

Both of Wavelet and Fast Fourier Transform are strong signal processing tools in the field of Data Analysis.

An Adaptive Statistical Non-uniform Quantizer for Detail Wavelet Components in Lossy JPEG2000 Image Compression

no code implementations9 May 2013 Madhur Srivastava, Satish K. Singh, Prasanta K. Panigrahi

Through the objective and subjective assessments, it is shown that the non-uniform quantizer performs better than the deadzone uniform quantizer in the perceptual quality of the reconstructed image, especially at low bitrates.

Image Compression Quantization

A Semi-automated Statistical Algorithm for Object Separation

no code implementations1 Jan 2013 Madhur Srivastava, Satish K. Singh, Prasanta K. Panigrahi

We explicate a semi-automated statistical algorithm for object identification and segregation in both gray scale and color images.

Object

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