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Results for “"Tapas Sarkar"”

18 results

Daily Prediction and Multi-Step Forward Forecasting of Reference Evapotranspiration Using LSTM and Bi-LSTM Models

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Dilip Kumar Roy, Tapash Kumar Sarkar, Sheikh Shamshul Alam Kamar, Torsha Goswami et al.

Journal: AgronomyYear: 2022Citations: 85

Precise forecasting of reference evapotranspiration (ET0) is one of the critical initial steps in determining crop water requirements, which contributes to the reliable management and long-term planning of the world’s scarce water sources. This study provides daily prediction and multi-step forward ...

Physical SciencesEnvironmental ScienceEnvironmental EngineeringOpen Access
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Ensemble of Machine Learning Algorithms for Rice Grain Yield Prediction Using UAV-Based Remote Sensing

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Tapash Kumar Sarkar, Dilip Kumar Roy, Ye-Seong Kang, Sae Rom Jun et al.

Journal: Journal of Biosystems EngineeringYear: 2023Citations: 28
Physical SciencesEnvironmental ScienceEcology
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Chemico-Pharmacological Screening of the Methanol Extract of Gynura nepalensis D.C. Deciphered Promising Antioxidant and Hepatoprotective Potentials: Evidenced from in vitro, in vivo, and Computer-Aided Studies

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Nishan Chakrabarty, Hea‐Jong Chung, Rashedul Alam, Nazim Uddin Emon et al.

Journal: MoleculesYear: 2022Citations: 23

Gynura nepalensis D.C. (family: Asteraceae) has abundant uses in the alternative medicinal practice, and this species is commonly used in the treatment of diabetes, rheumatism, cuts or wounds, asthma, kidney stones, cough, urinary tract bleeding, gall bladder stones, hepatitis, diarrhea, hemorrhoids...

Life SciencesBiochemistry, Genetics and Molecular BiologyMolecular BiologyOpen Access
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A review on the applications of machine learning and deep learning to groundwater salinity modeling: present status, challenges, and future directions

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Dilip Kumar Roy, Tapash Kumar Sarkar, Tasnia Hossain Munmun, Chitra Rani Paul et al.

Journal: Discover WaterYear: 2025Citations: 17

Coastal aquifers are vital for sustaining ecosystems and providing freshwater for agriculture and domestic use. However, rising groundwater salinity in these regions demands innovative approaches for accurate modeling and prediction. In recent decades, machine learning (ML) and deep learning (DL) te...

Physical SciencesEnvironmental ScienceEnvironmental EngineeringOpen Access
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Analgesic and Anti-Inflammatory Potential of Essential Oil of <i>Eucalyptus camaldulensis</i> Leaf: In Vivo and in Silico Studies

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Milon Mondal, Cristina Quispe, Chandan Kumar Sarkar, Tapash Chandra Bepari et al.

Journal: Natural Product CommunicationsYear: 2021Citations: 15

The objective of our present study is to scrutinize the analgesic and anti-inflammatory potentials of essential oil of Eucalyptus camaldulensis leaf using different in vivo assay models at doses of 100, 200, and 400 mg/kg body weight. Twenty chemical compounds, which were isolated from the leaves es...

Life SciencesAgricultural and Biological SciencesFood ScienceOpen Access
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Generalized Daily Reference Evapotranspiration Models Based on a Hybrid Optimization Algorithm Tuned Fuzzy Tree Approach

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Dilip Kumar Roy, Tapash Kumar Sarkar, Sujit K. Biswas, Bithin Datta

Journal: Water Resources ManagementYear: 2022Citations: 11
Physical SciencesEnvironmental ScienceEnvironmental Engineering
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Influence of date of transplanting on the growth and yield performance of high yielding varieties of Boro rice

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Tapas Kumar Roy, Swapan Kumar Paul, Md. Abdur Rahman Sarkar

Journal: Journal of the Bangladesh Agricultural UniversityYear: 2019Citations: 8

An experiment was conducted to find out the effect of variety, date of transplanting and its interaction on the growth and yield performance of high yielding Boro rice. The experiment comprised five varieties viz., BRRI dhan28, BRRI dhan58, BRRI dhan67, BRRI dhan69, BRRI dhan74 and five dates of tra...

Life SciencesAgricultural and Biological SciencesPlant ScienceOpen Access
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Feasibility and acceptability of bubble continuous positive airway pressure oxygen therapy for the treatment of childhood severe pneumonia and hypoxaemia in Bangladeshi children

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Mohammod Jobayer Chisti, Trevor Duke, Ahmed Ehnasur Rahman, Tahmeed Ahmed et al.

Journal: Journal of Global HealthYear: 2023Citations: 3

Background: Effective management of hypoxaemia is key to reducing pneumonia deaths in children. In an intensive care setting within a tertiary hospital in Bangladesh, bubble continuous positive airway pressure (bCPAP) oxygen therapy was beneficial in reducing deaths in this population. To inform a f...

Health SciencesMedicineCritical Care and Intensive Care MedicineOpen Access
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Determination of arsenic content in the waste sludge from a fertilizer factory of Bangladesh by XRF and EPMA

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Niladri Mondal, Tapas Debnath, Tapan Kumar Roy, Kowshik Saha et al.

Journal: Applied Radiation and IsotopesYear: 1994Citations: 3
Physical SciencesMaterials ScienceSurfaces, Coatings and Films
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Application of machine learning models for zooplankton abundance prediction in ponds of Southeastern Coastal Regions in Bangladesh

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Jayanta Kumar Basak, Sanjay Saha Sonet, Rahnumazzaman Rumman, Bhola Paudel et al.

Journal: Environmental Monitoring and AssessmentYear: 2025Citations: 2

Zooplankton abundance prediction in surface water bodies is crucial because they reflect ecosystem health and have role in aquatic food webs and nutrient cycling. This study examined the applicability of machine learning algorithms to estimate zooplankton abundance in ponds using water quality param...

Physical SciencesEnvironmental ScienceWater Science and Technology
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Study of relationship between age and body mass index on knee osteoarthritis in advanced aged females in a divisional city of Bangladesh

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Malay K. Roy, Mosharraf Hossain, A. H. M. Tanvir Hasan Siddiquee, Md Alauddin et al.

Journal: International Journal of Research in OrthopaedicsYear: 2021Citations: 2

&lt;p class="abstract"&gt;&lt;strong&gt;Background:&lt;/strong&gt; Knee osteoarthritis is a notable issue in senior citizens and is a burning problem worldwide. There are so many risk factors related to knee osteoarthritis but women's sex, age, and obesity are significant. The aim and objective of t...

Health SciencesMedicineRheumatologyOpen Access
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Prediction of physicochemical properties of strawberry fruits using convolutional neural network-regression models

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Jayanta Kumar Basak, Bhola Paudel, Myeong Yong Kang, Sijan Karki et al.

Journal: Horticulture Environment and BiotechnologyYear: 2025Citations: 1
Physical SciencesChemistryAnalytical Chemistry
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ভরত-বলদশ সমপরকর সতরপত:  ভসনর “সপতহক হক কথ”-র আলক

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Tapas Das, Bimal Sarkar

Journal: Atmadeep.Year: 2026

Generally, in discussions and writings related to periodicals, there is a strong emphasis on examining the importance of newspapers and journals in relation to the contemporary social or political-socioeconomic context.In most cases, however, such discussions and research tend to focus primarily on ...

Physical SciencesEngineeringAerospace EngineeringOpen Access
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Correlation between Chest Computed Tomography Severity Scores and Age of Adult Patients with Suspected Covid-19 Pneumonia Admitted in Intensive Care Unit of a Tertiary Care Hospital, Bangladesh

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Ananta Kumar Biswas, Shahadat Hossain, Tapas Kumar Sarkar, Mohammad Ahad Hossain et al.

Journal: Bangabandhu Sheikh Mujib Medical College JournalYear: 2023

In Bangladesh, the second wave of Covid-19 was devastating. Mostly RT-PCR is used to determine the Covid-19 infection. But when test results are delayed, or when there is a clinical suspicion of Covid-19 despite initial negative RT-PCR testing, CT scan of chest was used to detect Covid-19 and Covid-...

Health SciencesMedicineRadiology, Nuclear Medicine and ImagingOpen Access
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Generalized daily reference evapotranspiration models based on a hybrid optimization algorithm tuned fuzzy tree approach

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Dilip Kumar Roy, Tapash Kumar Sarkar, Sujit K. Biswas, Bithin Datta

Journal: Research SquareYear: 2022

Reference evapotranspiration (ET 0 ) is an important driver in managing scarce water resources and making decisions on real-time and future irrigation scheduling. Therefore, accurate prediction of ET 0 is crucial in water resources management. In this study, the prediction of ET 0 was performed empl...

Physical SciencesEnvironmental ScienceEnvironmental EngineeringOpen Access
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Syntheses, Characterization and Antibacterial Studies of Manganese (II) Complexes of Hexamethyl Tetraazacyclotetradecadiene Ligand and Isomers of its Reduced Form

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Rahul Das, Pranta Kumar Sarkar, Saswata Rabi, Tumpa Rani Majumder et al.

Journal: Acta Scientific Pharmaceutical SciencesYear: 2022

A 14-membered hexamethyl-tetraazamacrocycle, Me 6 4 (L.2HClO 4 ) on reduction with NaBH 4 followed by extraction with CHCl 3 at pH above 12 resulted in a mixture of isomeric ligands, Me 6 Interaction of the ligands L.2HClO4, 'tet-a' and 'tet-b' with manganese(II) chloride tetrahydrate produced brown...

Physical SciencesChemistryOrganic ChemistryOpen Access
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Relationship Between Recurrence of Chronic Subdural Hematoma with its Preoperative Volume

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Kamalesh Saha, Mahfujul Quader, Md. Rabiul Karim, Tapas Sarkar et al.

Journal: Bangladesh Journal of NeurosurgeryYear: 2022

Background: Chronic subdural hematoma (CSDH) is commonly encountered in neurosurgical practice. However, surgical evacuation remains complicated by a high rate of recurrence. Objective: To assess the relationship between preoperative volume of chronic subdural hematoma and its post-operative recurre...

Health SciencesMedicineNeurologyOpen Access
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Prevalence of fatty liver in type 2 Diabetic patients: Experience from northern Bangladesh

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M Akhtarul Islam, PM Basak, BC Sarkar, MMR Khan et al.

Journal: TAJ Journal of Teachers AssociationYear: 2018

This study was done to find out the prevalence of fatty liver in type2 Diabetic patients. This was a descriptive cross-sectional comparative study carried out in Department of Medicine, Rajshahi Medical College Hospital and Rajshahi Diabetic Association Hospital from July 2008 to June 2010. 100 (one...

Health SciencesMedicineEpidemiologyOpen Access
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