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🔍 ebrahim hirani 📂 Engineering
Showing 11 results for "ebrahim hirani" in Engineering
Engineering Preprint PDF DOI

HiPAN: Hierarchical Posture-Adaptive Navigation for Quadruped Robots in Unstructured 3D Environments

Jeil Jeong, Minsung Yoon, Seokryun Choi, Heechan Shin, Taegeun Yang, Sung-eui Yoon · 2026

Navigating quadruped robots in unstructured 3D environments poses significant challenges, requiring goal-directed motion, effective exploration to escape from local minima, and posture adaptation to t…

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Engineering Preprint PDF DOI

Development and Performance of a Static Pluviometer System

Parth Saxena, Pratham Saxena, Adarsh Sowcar, Sreeharsha Angara, Ashutosh Pandey, Thomas Basikolo · 2024

As the frequency and severity of climate-related events such as droughts, floods, and water scarcity continue to escalate, accurate rainfall monitoring becomes increasingly critical. This paper covers…

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Engineering Preprint PDF DOI

Strategic Workforce Planning in Crowdsourced Delivery with Hybrid Driver Fleets

Julius Luy, Gerhard Hiermann, Maximilian Schiffer · 2023

Nowadays, logistics service providers (LSPs) increasingly consider using a crowdsourced workforce on the last mile to fulfill customers' expectations regarding same-day or on-demand delivery at reduce…

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Engineering Preprint PDF DOI

Gamma-Shadowed Two-Ray with Diffuse Power Composite Fading Model

Pamela Njemcevic, Almir Maric · 2022

In this paper, a novel gamma-shadowed two-ray with diffuse power (GS-TWDP) composite fading model is proposed. The model is intended for modeling propagation in the emerging wireless networks working …

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Engineering Preprint PDF DOI

Bumblebee: A Path Towards Fully Autonomous Robotic Vine Pruning

Abhisesh Silwal, Francisco Yandun, Anjana Nellithimaru, Terry Bates, George Kantor · 2021

Dormant season grapevine pruning requires skilled seasonal workers during the winter season which are becoming less available. As workers hasten to prune more vines in less time amid to the short-term…

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Engineering Preprint PDF DOI

Economic and technical study for the construction of a 1 MW grid-connected solar power plant in southern Iran

Mahmoud Makkiabadi · 2021

Renewable energy such as solar and wind energy can solve the major problems of humanity such as electricity and fresh water. The renewable energy sources are promising to take a significant share in t…

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Engineering Preprint PDF DOI

Representation Theoretic Patterns in Multi-Frequency Class Averaging for Three-Dimensional Cryo-Electron Microscopy

Yifeng Fan, Tingran Gao, Zhizhen Zhao · 2019

We develop in this paper a novel intrinsic classification algorithm -- multi-frequency class averaging (MFCA) -- for classifying noisy projection images obtained from three-dimensional cryo-electron m…

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Engineering Preprint PDF DOI

Automatic estimation of the regularization parameter in 2-D focusing gravity inversion: an application to the Safo manganese mine in northwest of Iran

Saeed Vatankhah, Vahid E Ardestani, Rosemary A Renaut · 2013

We investigate the use of Tikhonov regularization with the minimum support stabilizer for underdetermined 2-D inversion of gravity data. This stabilizer produces models with non-smooth properties whic…

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Engineering Preprint PDF DOI

Dynamic vehicle redistribution and online price incentives in shared mobility systems

Julius Pfrommer, Joseph Warrington, Georg Schildbach, Manfred Morari · 2013

This paper considers a combination of intelligent repositioning decisions and dynamic pricing for the improved operation of shared mobility systems. The approach is applied to London's Barclays Cycle …

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Engineering Peer-Reviewed PDF DOI

Association of meat and dairy consumption with normal weight metabolic obesity in men: the Qazvin Metabolic Diseases Study.

 · 1970

BACKGROUND: Insulin resistance (IR) is not limited to obese individuals. Normal weight individuals may also be insulin resistant. The aim of this study was to determine the association of lifestyle an…

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Engineering Peer-Reviewed PDF DOI

Effectiveness of hepatitis B vaccination in children of chronic hepatitis B mothers.

 · 1970

OBJECTIVE: Although all newborns in Iran have been vaccinated against hepatitis B since March 1993, routine screening of pregnant women has not been conducted in prenatal care programs, yet transmissi…

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