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A. А. Kolchev

Observed names: A. A. Kolchev, A. Kolchev, A.A. Kolchev, Alexey A. Kolchev, Alexey Anatolevich Kolchev, Alexey Anatolievich Kolchev, Alexey Kolchev, А.А. Kolchev, Колчев А.А., Колчев Алексей Анатольевич
ORCID: 0000-0002-1692-2558
Observed ORCID: 0000-0002-1692-2558
OpenAlex ID: A5005582602
YOLOv4-Based CNN Model versus Nested Contours Algorithm in the Suspicious Lesion Detection on the Mammography Image: A Direct Comparison in the Real Clinical Settings
2022 · Alexey Kolchev, Dmitry Pasynkov, et al. · Journal of Imaging · 25
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Ionospheric Effects of a Solar Eclipse of March 20, 2015 on Oblique Sounding Paths in the Eurasian Longitudinal Sector
2016 · V. P. Uryadov, A. A. Kolchev, et al. · Radiophysics and Quantum Electronics · 19
Impact of heliogeophysical disturbances on ionospheric HF channels
2017 · V.P. Uryadov, F.I. Vybornov, et al. · Advances in Space Research · 16
A segmentation approach for mammographic images and its clinical value
2017 · I. Egoshin, D. Pasynkov, et al. · IEEE International Conference on Microwaves, Communications, Antennas and Electronic Systems (COMCAS) · 11
On the Results of a Special Experiment on the Registration of Traveling Ionospheric Disturbances by a System of Synchronously Operating Chirp Ionosondes
2022 · Fedor Vybornov, Olga Sheiner, et al. · Atmosphere · 8
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The Value of Computer Aided Detection System in Breast Cancer Difficult to Detect at Screening Mammography
2019 · Oncology dispenser of Mari El republic, ministry of health of Mari El republic, D.V. Pasynkov, et al. · Russian Electronic Journal of Radiology · 7
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Classification of benign and malignant solid breast lesions on the ultrasound images based on the textural features: the importance of the perifocal lesion area
2024 · А.А. Kolchev, D.V. Pasynkov, et al. · Computer Optics · 5
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Cystic (including atypical) and solid breast lesion classification using the different features of quantitative ultrasound parametric images
2021 · A. A. Kolchev, D. V. Pasynkov, et al. · International Journal of Computer Assisted Radiology and Surgery · 5
Ultrasound Breast Cancer Screening in Dense Parenchyma: the Value of Computer Aided Detection System for Mammography (single-center, Prospective, Randomized Clinical Trial)
2021 · D.V. Pasynkov, M.G.. Tukhbatullin, et al. · Russian Electronic Journal of Radiology · 5
Segmentation of Breast Focal Lesions on the Ultrasound Image
2020 · I. A. Egoshin, D. V. Pasynkov, et al. · Biomedical Engineering · 5
Use of Hazard Function for Signal Detection on Ionograms
2018 · Alexey A. Kolchev, Ivan A. Egoshin · IEEE Geoscience and Remote Sensing Letters · 5
Application of model of mixture of probabilistic distributions for definition of the signals of radiophysical probing
2016 · A. A. Kolchev, A. E. Nedopekin · Radioelectronics and Communications Systems · 5
Application of techniques for separating anomalous samples during the processing of SW LFM signal
2012 · A. A. Kolchev, A. E. Nedopekin, et al. · Radioelectronics and Communications Systems · 5
Rejection of spectrally lumped noise during chirp sounding of the ionosphere
2006 · A. A. Kolchev, A. O. Tsiry · Radiophysics and Quantum Electronics · 5
Estimation of parameters of interference concentrated in spectrum at the output of LFM iono-probe receiver
2007 · A. A. Kolchev, A. O. Shchyry · Radioelectronics and Communications Systems · 4
Analysis of the Dispersion Characteristic Features of Radio Channels Using a Chirp Ionosonde
2001 · V. A. Ivanov, D. V. Ivanov, et al. · Radiophysics and Quantum Electronics · 4
Impact of a Strong Magnetic Storm and Two X-Ray Flares on the Ionospheric HF Channel in the Summer Solstice of 2015 According to Oblique Sounding in the Eurasian Region
2017 · V. P. Uryadov, A. A. Kolchev, et al. · Radiophysics and Quantum Electronics · 3
Measurement of the Doppler Frequency Shift on Individual Rays Using a Chirp Ionosonde
2000 · V. I. Batukhtin, V. A. Ivanov, et al. · Radiophysics and Quantum Electronics · 3
Evaluation of Signal Mode Characteristics Near the MOF for the Purposes of the Over-the-Horizon Radar
2019 · Vladimir Shumaev, Aleksandr Chernov, et al. · All-Russian Open Scientific Conference on Radio Wave Propagation (RWP) · 2
Study of Daily Variation of Coefficient of Paths Extension by Oblique Sounding with the Russian Chirp Network of Ionosphere Monitoring
2019 · Vladimir Shumaev, Aleksandr Chernov, et al. · All-Russian Open Scientific Conference on Radio Wave Propagation (RWP) · 2
Diagnostic Value of 1st and 2nd Generation Computer Aided Detection Systems for Mammography: a Comparative Assessment
2017 · D. V. Pasynkov, I. A. Egoshin, et al. · Medical Visualization · 2
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Measure of frequency dependences of Doppler frequency shift and spread time of each ionospheric mode with help of continuous LFM signal
2009 · A. A. Kolchev, V. V. Shumaev · Radioelectronics and Communications Systems · 2
Automated Segmentation of Breast Cancer Focal Lesions on Ultrasound Images
2025 · Dmitry Pasynkov, Ivan Egoshin, et al. · Sensors · 1
Effectiveness of the calcification identification and discrimination module incorporated into the computer aided detection system for mammography: the results of the single-center, prospective, randomised study
2025 · D. V. Pasynkov, Е. А. Romanycheva, et al. · Medical Visualization · 1
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Detection and classification of clusters of microcalcifications on mammographic images
2024 · D. V. Pasynkov, I. A. Egoshin, et al. · Biomedical Engineering · 1
Works count: 55
Citation count: 159
H-index: 6
I10-index: 4
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