
Đã đóng
Đã đăng vào
Thanh toán khi bàn giao
I need a robust, end-to-end workflow that uses satellite‐derived variables and machine-learning models to quantify both groundwater stress and groundwater recharge across my study area. The project covers the full pipeline—from sourcing and cleaning raw remote-sensing data (GRACE, SMAP, Landsat, GLDAS or similar), through feature engineering and model selection, to generating final geospatial layers and concise technical documentation. Key goals • Produce spatially explicit maps and time-series of groundwater stress indices as well as annual/seasonal recharge rates. • Explain the drivers: show which satellite-based predictors (e.g., precipitation, evapotranspiration, land-cover change) most influence the model outputs. • Deliver reproducible Python or R notebooks, trained model files, and clear metadata so results can be updated when new satellite scenes become available. Acceptance criteria 1. Model accuracy meets agreed benchmarks (R², RMSE or classification F1 as appropriate). 2. All code runs end-to-end on a fresh machine with only the listed dependencies. 3. Final raster layers align correctly with standard geographic projections and pass spot-checks against in-situ well data supplied later in the project. When you reply, focus on your experience with satellite hydrology, geospatial machine learning, and any prior work that combined stress-recharge assessments. Briefly outline the toolchain you prefer (e.g., Google Earth Engine, xarray, TensorFlow, scikit-learn) and how quickly you can deliver the first milestone of cleaned input data and an initial baseline model.
Mã dự án: 40341960
32 đề xuất
Dự án từ xa
Hoạt động 12 ngày trước
Thiết lập ngân sách và thời gian
Nhận thanh toán cho công việc
Phác thảo đề xuất của bạn
Miễn phí đăng ký và cháo giá cho công việc
32 freelancer chào giá trung bình $1.209 USD cho công việc này

Hello, I have extensive experience in satellite hydrology and geospatial machine learning, specifically in assessing groundwater stress and recharge. My preferred toolchain includes Google Earth Engine for data sourcing, xarray for processing, and TensorFlow or scikit-learn for model development. I can deliver the first milestone of cleaned input data and an initial baseline model within two weeks. I will ensure that the model meets accuracy benchmarks and that all outputs are reproducible and well-documented. If this aligns with your needs, I’d be glad to discuss details and start right away. Best regards, Sujeewa, GISPromo IT Solutions
$850 USD trong 5 ngày
6,9
6,9

My extensive experience in satellite hydrology and geospatial machine learning uniquely positions me to handle your project with precision and expertise. I understand the importance of creating a robust workflow that leverages satellite-derived variables and machine-learning models to quantify groundwater stress and recharge across your study area. I have successfully completed similar projects in the past, delivering spatially explicit maps, time-series analyses, and model outputs that meet accuracy benchmarks. My proficiency in Python and R, coupled with a strong background in feature engineering and model selection, ensures that I can generate the geospatial layers and technical documentation you require efficiently. I prefer using tools like Google Earth Engine and TensorFlow to streamline the process and can swiftly deliver the first milestone of cleaned input data and an initial baseline model. Your project goals align perfectly with my expertise, and I am eager to collaborate to achieve exceptional results within the specified budget and timeframe. Please feel free to reach out to discuss your project further and kickstart this exciting journey together.
$1.200 USD trong 20 ngày
6,5
6,5

Hi, As a individual developer I’m available to start right away. I can help in your project focusing on building the full satellite-to-model groundwater workflow, including remote-sensing data ingestion and cleaning, feature engineering, geospatial ML model training for groundwater stress and recharge, raster and time-series generation, predictor importance analysis, and all related Python or R modules to fix, improve, and develop during the project. With my expertise in full-stack and data engineering and experience working with modern technologies like Python, R, Google Earth Engine, xarray, rasterio, GeoPandas, scikit-learn, TensorFlow, remote sensing pipelines, and geospatial statistical modeling, I can deliver this quickly with reproducible notebooks, trained models, aligned geospatial outputs, and a clear baseline milestone covering cleaned inputs and the initial model. You can expect clear communication, fast turnaround, and a high-quality result that fits seamlessly into your existing workflow. Best regards, Juan
$1.125 USD trong 3 ngày
5,8
5,8

I am an experienced data scientist with a strong background in satellite hydrology and geospatial machine learning, having successfully completed projects that involved stress-recharge assessments using remote sensing data. My preferred toolchain includes Google Earth Engine for data sourcing and processing, alongside TensorFlow and scikit-learn for model development. I will ensure the workflow is robust and reproducible, providing clear documentation and engaging visualizations to present the findings effectively. I am committed to delivering high-quality work that meets your benchmarks for model accuracy and usability.
$1.125 USD trong 7 ngày
5,4
5,4

As an accomplished GIS Specialist, Python expert and seasoned Remote Sensing professional with over 9 years of experience, I bring to bear a rich blend of talents that will be invaluable for your Satellite ML Groundwater Stress Recharge project. Notably, I’ve built a solid foundation in processing and analyzing satellite imagery and I’m well-versed in using various platforms including Google Earth Engine, scikit-learn and TensorFlow – all key tools that align with your project's needs. Furthermore, I have an impressive track record in combining stress-recharge assessments through geospatial machine learning, resonating well with the task at hand. My knowledge across ArcGIS, QGIS, Google Earth Engine, ENVI, ERDAS Imagine for geo-analysis will be vital here. Beyond just providing accurate spatial maps on groundwater stress indices and recharge rates, I’ll provide insights into the driving factors behind the maps by efficiently determining which satellite-based predictors influence model outputs the most. Importantly, my commitment to timeliness is unwavering. Within a reasonable timeline as we can determine together, I’ll ensure that not only geospatial data from satellites like GRACE SMAP Landsat GLDAS are sourced and cleaned meticulously but also an initial baseline model is established.
$1.005 USD trong 7 ngày
4,8
4,8

I have reviewed your project on using satellite-derived variables and machine learning to quantify groundwater stress and recharge. This aligns perfectly with my expertise as a GIS and remote sensing analyst. I will build the workflow primarily in **Google Earth Engine** for data sourcing, preprocessing, and feature extraction from GRACE, SMAP, Landsat, and GLDAS. GEE allows seamless access to these datasets and efficient generation of predictor variables across your study area. For model training and final outputs, I can use Python (or R) alongside GEE to produce spatially explicit maps, time-series of groundwater stress indices, and annual recharge rates. I will also identify which predictors (precipitation, ET, land cover) most influence your model.
$800 USD trong 7 ngày
4,0
4,0

⭐⭐⭐⭐⭐ ✅Hi there, hope you are doing well! I have completed similar projects involving satellite remote sensing and machine learning to assess hydrological variables, delivering actionable spatial maps efficiently through integrated workflows. From my experience, the crucial part for success is ensuring rigorous satellite data preprocessing and alignment with geospatial standards. Approach: ⭕ Gather and preprocess satellite data (GRACE, SMAP, Landsat, GLDAS) using Python libraries like xarray and Google Earth Engine. ⭕ Engineer relevant features capturing precipitation, evapotranspiration, and land-cover changes. ⭕ Train and evaluate ML models (scikit-learn, TensorFlow) to derive groundwater stress and recharge estimates. ⭕ Produce reproducible Python notebooks and generate geospatial layers aligned with standard projections. ⭕ Document workflows and deliver metadata to ensure easy updates and model retraining. ❓Could you specify the spatial resolution and temporal frequency you require? ❓Is access to in-situ well data ready now or later in the project? I am confident in delivering robust, well-documented models and clear maps that meet your benchmarks and reproducibility needs. I look forward to collaborating on your impactful groundwater project. Best regards, Nam
$1.200 USD trong 7 ngày
3,8
3,8

Your project on mapping groundwater stress via satellite machine learning aligns perfectly with my recent work in hydro-informatics, where I processed GRACE-FO Mascon solutions to quantify regional aquifer depletion. I recognize the technical challenge of downscaling coarse gravity anomalies to match local-scale meteorological inputs, and I am equipped to handle the high-dimensional data integration required for this end-to-end workflow. My experience with Earth Observation (EO) data allows me to bridge the gap between raw spectral bands and actionable groundwater recharge indicators with high precision. The proposed pipeline will leverage Google Earth Engine (GEE) and Python’s Scikit-learn or XGBoost libraries to synthesize variables like CHIRPS precipitation, Sentinel-1 soil moisture, and MODIS-based evapotranspiration. I will focus on engineering lagged features to account for the physical delay between surface recharge events and aquifer storage changes, likely employing a Random Forest or LSTM architecture to capture these complex non-linear relationships. To ensure model robustness, I will implement a rigorous spatial-temporal cross-validation strategy and provide an automated, reproducible script that transforms raw EO data into high-resolution groundwater stress maps. Are you targeting a specific localized aquifer or a larger transboundary basin, and do you have access to local piezometric head data for model benchmarking and calibration? Understanding your desired spatial resolution will help me determine whether we should implement specific SAR-based downscaling techniques for the coarser satellite products. I would appreciate the chance to discuss the specific remote sensing assets you are prioritizing; I am available for a quick chat or a call to align on the technical specifications and ensure the workflow integrates seamlessly with your needs.
$1.359 USD trong 21 ngày
3,9
3,9

Hello! This is James from Hollywood, and I’m excited to help you with the Satellite ML Groundwater Stress Recharge project. I’ve carefully read your description and understand the need for a robust, end-to-end workflow utilizing satellite-derived variables and machine learning. With over 15 years of experience in Python, data science, and statistical analysis, I’m confident in my ability to deliver a solution that meets your goals. To ensure I’m on the right track, could you please clarify the following questions to help me better understand the project? 1. What specific satellite data sources are you considering for this workflow? 2. Are there particular machine learning models you have in mind, or are you open to recommendations based on the data? My approach involves defining clear milestones, developing the data pipelines, and implementing and testing the machine learning models. I prioritize clean, maintainable code and effective communication throughout the project. I’ve worked on similar projects, including a data analysis platform for environmental monitoring and a machine learning model for predicting agricultural yields, both using satellite data for insights. I look forward to the opportunity to discuss your project in more detail!
$1.200 USD trong 6 ngày
3,8
3,8

Dammam, Saudi Arabia
Phương thức thanh toán đã xác thực
Thành viên từ thg 11 18, 2025
$250-750 USD
$30-250 USD
$30-250 USD
₹1500-12500 INR
₹600-1500 INR
$10-30 USD
₹75000-150000 INR
$45-60 USD
$10-30 CAD
₹600-1500 INR
₹600-1500 INR
₹10000-20000 INR
₹1250-2500 INR/ giờ
£20-250 GBP
$40-60 USD
$250-750 USD
₹600-1500 INR
$40-60 USD
$10-30 CAD
$10-35 USD
$8-15 USD/ giờ