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Posts by Hooman Latifi

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Back on track. Exhausted in mind, wounded in heart, but still alive✌️🍀

1 week ago 0 0 0 0
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a poster that says thanks for everything with cats on it Alt: a poster that says "thanks for everything" with white cats playing musical instruments (drums, guitar, keyboard) while wearing sunglasses.

After we decide what should be in each section we'll need volunteers to write a section of the guide. If you'd like to write a section (we're hoping ECRs will do this) or offer to peer review the guide, please add your name to the form here: forms.gle/PDVbyBEpVb9t...

Thanks!

3 months ago 6 1 0 0
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Review of BES Data Management guide Review of BES Data Management Instructions Thanks so much for offering to help out with this! Please add your comments below. There’s a section for you to add your details at the end so we can add you...

First step will be to review the existing guide. I've made a document here shorturl.at/LZlBH where you can make suggestions of changes, things that we might like to add to the guide etc. Any and all comments are very welcome :)

3 months ago 6 3 1 0

After last year's successful refresh of the BES Reproducible Code guide (www.britishecologicalsociety.org//wp-content/...), this year we're going to refresh the Data Management guide (www.britishecologicalsociety.org//wp-content/...). Exciting! See below for how to get involved...

3 months ago 39 22 1 2
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Geometry-based point cloud fusion of dual-layer UAV photogrammetry and a modified unsupervised generative adversarial network for 3D tree reconstruction in semi-arid forests We present the first application of geometry-based relationship constraints for point-cloud registration and unsupervised 3D reconstruction of tree st…

The first application of geometry-based relationships for point-cloud registration and 3D reconstruction of tree structure in #semiarid #forest using UAV data, which offers potential for ecological applications in degraded ecosystems.
#photogrammetry #uav
www.sciencedirect.com/science/arti...

6 months ago 1 0 1 0
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Four decades of spatio-temporal trends in Miankaleh Wetland´s water body and vegetation as revealed by remote sensing time series Coastal wetlands offer essential ecosystem services, but are increasingly threatened by anthropogenic activities and climate change. These disrupt reg…

Don’t miss #rseec newly-published paper if you’re interested in #trend analysis of #timeseries earth observation data. It showcases one of the most thorough collections of #nonparametric trend methods applied for wetland assessment.
#EarthObservation #wetland
www.sciencedirect.com/science/arti...

8 months ago 4 0 0 0

Indeed, but zero is still better than below-zero😁

10 months ago 2 0 0 0
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Field Diaries: Tracking Agricultural Impact on Iran’s Wetlands with Remote Sensing In our ‘Field Diaries’ series, The Applied Ecologist is sharing stories from a range of different fieldwork experiences. In this post, Mohammad Javad Soltani shares their story visiting…

Check out the latest post by my lab member @mjavadsoltani.bsky.social on @jappliedecology.bsky.social blog. This as a must-read for how to circumvent challenges and find alternatives when combining #remotesensing and wetland data.
appliedecologistsblog.com/2025/05/02/f...
#EarthObservation #wetland

11 months ago 8 2 1 0
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A DEM differencing method for detecting geomorphic changes on topographically complex areas based on UAV remote sensing techniques High-resolution topographic data acquired by unmanned aerial vehicles (UAV) have facilitated the use of digital elevation model (DEM) of difference (DoD) methods for studying geomorphic processes in c...

Recent results on the analysis of spatial pattern and magnitude of errors (both systematic and random) of #DEMs derived from #UAV LiDAR point clouds for a topographically complex catchment in Chinese Loess Plateau.
#photogrammetry #EarthObservation #uncertainty
ieeexplore.ieee.org/document/109...

1 year ago 2 0 0 0
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Introducing a computationally light approach to estimate forest height and fractional canopy cover from Sentinel-2 data Accurate and timely monitoring of forest attributes such as canopy height and cover is crucial in the face of global climate change and its impact on …

In the context of #semiarid forests, our newly proposed #Sentinel-2 based vegetation index to track FCC and tree Height is computationally lightweight, tree density-independent and straightforward. More to read
www.sciencedirect.com/science/arti...
#conservation #forestecol #EarthObservation

1 year ago 2 0 0 0
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Unlocking drought in pistachio orchards: monitoring and forecasting using landsat time series and machine learning techniques - Horticulture, Environment, and Biotechnology Agricultural drought leads to reduced water resources, vegetation changes, and, in turn, to durable impacts on agricultural productivity. Rafsanjan, a major hub for pistachio production in Iran, has f...

#Horticulture is in serious jeopardy in #Iran, particularly over its #semi-arid and #arid Central Plateau. We used time series of #Landsat, #climate and field #piezometer data to monitor retrospective and #predict future #drought in #pistachio orchards. Link:
link.springer.com/article/10.1...

1 year ago 2 0 0 0
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Test #PaRaVis for plant diversity monitoring. It is supposedly the most efficient tool for beta diversity analysis by Spectral Variation Hypothesis.
The tool/documentation: zenodo.org/records/1078...
The paper: www.sciencedirect.com/science/arti...
#conservation #forestecol #EarthObservation

1 year ago 2 0 0 0
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Improving the Accuracy of Forest Structure Analysis by Consumer-Grade UAV Photogrammetry Through an Innovative Approach to Mitigate Lens Distortion Effects The generation of aerial and unmanned aerial vehicle (UAV)-based 3D point clouds in forests and their subsequent structural analysis, including tree delineation and modeling, pose multiple technical c...

How could we mitigate lens distortion effects, a critical source of #uncertainty when leveraging #3Dmodels extracted from non-metric #UAV camera for tree structure analysis? More on this in our newly published paper in #remotesensing:
www.mdpi.com/2072-4292/17...

1 year ago 3 0 0 0
Nested maps providing an overview of the study area of Sisangan Forest in Iran in Mazandaran province.

Nested maps providing an overview of the study area of Sisangan Forest in Iran in Mazandaran province.

Tree defoliation mapping using spaceborne satellite data 🌳🛰️

Saba et al. examine spatio-temporal defoliation dynamics of endangered Box trees (Buxus hyrcana) in Hyrcanian Forests of northern Iran.

Read more about their workflow here👇
doi.org/10.1093/fore...

1 year ago 2 1 0 0
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Mapping catchment-scale soil erosion and deposition using an improved DoD method based on multi-temporal UAV-borne laser scanning DEM of difference (DoD) produced by UAV-borne laser scanning (ULS) data has been one of the important methods for monitoring catchment-scale landscape change processes, while its accuracy has been lim...

Further results from high resolution 3D analysis of soil erosion on #semi-arid ecosystems. The uncertainty derivation of #DEM of difference method was improved through an exhaustive error analysis based on multi-temporal #UAV #LiDAR data. More to be found here:
ieeexplore.ieee.org/document/108...

1 year ago 1 0 0 0
deadtrees.earth An open database for accessing, contributing and visualizing remote sensing-based tree mortality data.

Feel free to contact @cmosig.bsky.social and join Deadtrees.earth and contribute #UAV data to the largest UAV archive on forests worldwide. The database has been established thanks to more than 150 individuals from more than 60 institutions with the aim to create an unprecedented data treasure.

1 year ago 1 0 0 0
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Introduction to deep learning methods for multi‐species predictions

https://buff.ly/41bVxR9

1 year ago 5 2 0 0
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IranVeg – the Vegetation Database of Iran: current status and the way forward Iran, situated in Southwest Asia, showcases a diverse landscape, including three phytogeographical regions and two global biodiversity hotspots. This diversity is attributed to its intricate geology, ...

Just came across this interesting article reporting an update on #iranveg database, the first national vegetation database in Iran. Access to the database is subject to a formal request to the database manager.
vcs.pensoft.net/article/1140...

1 year ago 1 0 0 0
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Spatial Characterization of Woody Species Diversity in Tropical Savannas Using GEDI and Optical Data Developing the capacity to monitor species diversity worldwide is of great importance in halting biodiversity loss. To this end, remote sensing plays a unique role. In this study, we evaluate the pote...

Check out this new paper in Sensors. This presents the first study to estimate woody species diversity for the entire #Cerrado savanna using an innovative approach that integrates optical #Sentinel2 data and #GEDI added by the estimated uncertainties at spatial level.
www.mdpi.com/1424-8220/25...

1 year ago 3 0 0 0
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