Categories - Renewable Energy
Sub Categories
- Wind Energy - 46 projects
- Hydro Energy - 14 projects
- Bioenergy - 6 projects
- Geothermal Energy - 12 projects
- Photovoltaics and Solar Energy - 69 projects
Topics
solar-cells, geothermal, wind-turbines, wave-energy, pvoutput, openmdao, marine-renewable-energy, potential-flow, offshore-wind-platforms, sunsynk, inverter, deye, seabirds, offshore-wind, migratoryspecies, collision-risk, process-simulation, modelica-library, aerodynamics, aircraft, rotorcraft, optics, raytracing, aeroelasticity, wind-power, scada, fault-detection, amrex, ecp, exascale-computing, boundary-element-method, balkonkraftwerk, geothermal-energy, bifacial, openfoam, hoymiles, solenso, tsun, beam-irradiance, flight-simulation, sun-position, scr-2609, snl-visualization, defects, electronic-structure, materials-design, semiconductors, hut23-425, aeronautics, structural-dynamics, structures, yolo3, photovoltaics-dashboard, photovoltaic-panels, scr-1551, model-detection, keras, radiance, deeplabv3, deepsolar, inception-v3, network-planning, scr-2490, multiphysics, finite-difference-time-domain, energy2d, neurips-2020, pv-systems, solar-panels, borefields, sizing, unsupervised-machine-learning, cloud-motion-prediction, generative-models, photovoltaic-power, probabilistic-solar-forecasting, sky-images, stochastic-video-prediction, bioreactor, inverse-modelling, meshing, aeroacoustics, reuse, perovskite-solar-cells, halide-ion-migration, solax, viscosity, vapor-pressure, thermal-conductivity, degradation, duramat, photovoltaic-systems, surface-tension, pv-modules, dweet, freeboard, modbus-sungrow, sungrow-inverter, water-wave, solubility, scr-2927, cheminformatics, density, equation-of-state, heat-capacity, molecule, vortex-methods, vpm, vtol, detector-model, compliance, low-carbon-systems, detection-boxes, exawind, les, low-mach, wind-farm, non-governmental-organization, mhkit, heatexchanger, wec-sim, simulink, hydropower-model, custom-cards, circularity, circularity-metrics, scr-1647, lifetime, mass-flow, repair, fracture-mechanics, fractures, mplstereonet, structural-geology, biochemical-process, bioprocess, biorefinery, centrifuge, distillation, fermentation, flash, heat-exchanger, unit-operation, ecosystem-models, phenotyping, sofar, sol-ark, solarman, solis, boundary-element, hydrodynamic-coefficients-viewer, mesh-processing, meshviewer, balkonpv, irradiance, actuator-line, airfoils, blade-element, turbines, chakra-ui, pv-simulator, shading-effects, carbon-sequestration, coupled-heat-mass, multiphase-transport, nuclear-waste-repositories, porous-flow, reactive-chemistry, simulation-modeling, soil-vapor, subsurface-hydrology, subsurface-remediation, home-assistant-integration, huawei, huawei-solar, modbus-rtu, modbus-tcp, solar-concentrating-systems, borehole-image-analysis, fracture, naval-architecture, plate-thickness, plates, structural-engineering, ste, agroclimatology, agroclimatology-data, nasa-power, weather-variables, crne-solar, outback-mate, packets, renogy, renogy-rover, slack, slack-bot, solarthing, solcast, semiconductor, amr, ocean-wave-energy-converters, potential-flow-theory, wave-structure-interaction, operations-maintenance, simpy, ninja, geothermal-reservoirs, golem, moose-framework, systems-engineering, wisdem, bem, bemt, propeller, rotor, ray-tracing, rigorous-coupled-wave, transfer-matrix-method, analysis-framework, beam-section, buckling, cylinders, design-of-offshore-steel-structures, dnv-os-c101, dnvgl-os-c101, dnvgl-rp-c201, dnvgl-rp-c203, fatigue-analysis, girder, gui-based,
Projects
Contributors
Johannes Oos [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, renewable-energy, renewables, solar-energy
Giuseppe Peronato [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, renewable-energy, renewables, solar-energy, CitySim, CitySimPro, Grasshoppe, confort, buildings, grasshopper3d and 2 more
Jonathan Gaffiot [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, renewable-energy, renewables, solar-energy
Jonathan Gaffiot [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, renewable-energy, renewables, solar-energy
Mark Campanelli [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, renewable-energy, renewables, solar-energy, numerical-methods, closember
Roel Loonen [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, renewable-energy, renewables, solar-energy
jkfm [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, renewable-energy, renewables, solar-energy
Alexander McKeehan [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
data-processing
trautsned [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
Ben Taylor [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
Taylor [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
Daniel Farrell [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
optics, photovoltaics, raytracing
achatten [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
optics, photovoltaics, raytracing
Daniel J Farrell [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
optics, photovoltaics, raytracing
Dario Cambié [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
optics, photovoltaics, raytracing
Arefeen [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
bifacial, photovoltaics, radiance, renewable-energy, renewables
Jason Alderman [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
bifacial, photovoltaics, radiance, renewable-energy, renewables
Brandon Stafford brandon@loess.(none)
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
luigi.giugliano [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, semiconductor, solar-cells
Diego Alonso Álvarez [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, semiconductor, solar-cells
Jacob Krich [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, semiconductor, solar-cells
Yuriy Osychenko [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, semiconductor, solar-cells
Dos Moonen [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, solar, solax, packaging, pip
Renaud Bruyeron [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, solar, solax
Mandy Lewis [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
bifacial, photovoltaics, radiance, renewable-energy, renewables
Robin Wohlers-Reichel [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, solar, solax
oscarperpi oscarperpi@edb9625f-4e0d-4859-8d74-9fd3b1da38cb
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
Oscar Perpiñán Lamigueiro [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
Oscar Perpiñán Lamigueiro [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
Oscar Perpiñán Lamigueiro oscar@silver
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
ashirazi7 [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
modelica, modelica-library, optimisation, solar, thermodynamics
philgun [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
modelica, modelica-library, optimisation, solar, thermodynamics
Paul Scott [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
modelica, modelica-library, optimisation, solar, thermodynamics
SalvatoreGuccione [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
modelica, modelica-library, optimisation, solar, thermodynamics
u6780682 [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
modelica, modelica-library, optimisation, solar, thermodynamics
adlcalle [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
modelica, modelica-library, optimisation, solar, thermodynamics
Alan Hsieh [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
cfd, ecp, exascale-computing, exawind, les, low-mach, wind-energy
David Dement [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
cfd, ecp, exascale-computing, exawind, les, low-mach, wind-energy
Domino [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
cfd, ecp, exascale-computing, exawind, les, low-mach, wind-energy, snl-applications, turbulence
Domino [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
cfd, ecp, exascale-computing, exawind, les, low-mach, wind-energy, snl-applications, turbulence
Domino [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
cfd, ecp, exascale-computing, exawind, les, low-mach, wind-energy, snl-applications, turbulence
Nitesh Kumar [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
Abhinav Prakash [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
Abhinav Prakash [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
Ahmadreza Chokhachian [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
Abhinav Prakash [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
Abhinav Prakash [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
Effi Latiffianti [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
pjireland [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
bmu [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, renewable-energy, renewables, solar-energy, docs, documentation-tool, restructuredtext, sphinx
Anton Driesse [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, renewable-energy, renewables, solar-energy, photovoltaics
mayudong [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, renewable-energy, renewables, solar-energy
Cedric Leroy [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, renewable-energy, renewables, solar-energy
Andrew Ning [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
aerodynamics, aircraft, bem, bemt, propeller, rotor, rotorcraft, wind-turbine, aircraft-design, aircraft-performance and 8 more
Justin Gray [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
aerodynamics, aircraft, bem, bemt, propeller, rotor, rotorcraft, wind-turbine, openmdao, co-design and 5 more
Bret Naylor [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
aerodynamics, aircraft, bem, bemt, propeller, rotor, rotorcraft, wind-turbine, openmdao, co-design and 4 more
Carles Sala [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
anomaly-detection, benchmarking, generative-adversarial-network, orion, signals, unsupervised-learning, generative-ai, generative-models, sdgym-synthesizers, synthetic-data and 19 more
Plamen Valentinov Kolev [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
data-generation, generative-adversarial-network, synthetic-data, synthetic-data-generation, tabular-data
joanvaquer [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
Kalyan Veeramachaneni [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
restful-api, signals, anomaly-detection, benchmarking, generative-adversarial-network, orion, unsupervised-learning, data-generation, gan, gans and 14 more
Phil Chiu [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Hydro Energy
Topics:
scr-1551
Jon Murray [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Hydro Energy
Topics:
scr-1551
pandeysudan27 [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Hydro Energy
Topics:
hydropower, modelica-library
Matthieu Ancellin [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Hydro Energy
Topics:
boundary-element-method, hydrodynamics, potential-flow, water-wave, wave-energy
David Ogden [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Hydro Energy
Topics:
boundary-element-method, hydrodynamics, potential-flow, water-wave, wave-energy, multibody-dynamics, ocean-modelling, offshore-wind, physics-engine, project-chrono
bdeket [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Hydro Energy
Topics:
boundary-element-method, hydrodynamics, potential-flow, water-wave, wave-energy
Kurt Bendl [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
aeroelasticity, wind, wind-energy, wind-farm, wind-power, wind-turbine
nzweibaum [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, solar
Rupert Brandstaetter [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Bioenergy
Topics:
biochemical-process, bioprocess, biorefinery, centrifuge, chemical-engineering, distillation, fermentation, flash, heat-exchanger, life-cycle-assessment and 8 more
Sunghyun Kim [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
defects, electronic-structure, materials-design, semiconductors, solar-cells, computational-chemistry, materials-science
sam [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
defects, electronic-structure, materials-design, semiconductors, solar-cells
Miguel Rivera [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
defects, electronic-structure, materials-design, semiconductors, solar-cells
Alex Ganose [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
defects, electronic-structure, materials-design, semiconductors, solar-cells, computational-chemistry, materials-science, semiconductor-physics, solar-fuel, spectroscopy and 6 more
Anders Goude [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
actuator-line, airfoils, blade-element, openfoam, turbines, wind-energy
daa-mec [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
actuator-line, airfoils, blade-element, openfoam, turbines, wind-energy
Martin Wosnik [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
actuator-line, airfoils, blade-element, openfoam, turbines, wind-energy
Lucy Whalley [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
defects, electronic-structure, materials-design, semiconductors, solar-cells, heat-diffusion, hot-carrier, perovskites, polarons, semiconductor-physics
kflemin [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
district-cooling, district-heating, geojson, microgrid, modelica, modelica-library, urban-analytics, urban-planning
davidvhill [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
eros, lcmap, mesos, see, usgs
Abiodun Olaoye [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
wind-energy, wind-energy-analytics, wind-turbine
Jason Fields [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
suitability, turbine, wind
Ryan Barrett [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
aircraft-design, aircraft-performance, flapping-flight, flight-vehicle-aerodynamics, low-speed-aerodynamics, potential-flow, steady-state, unsteady-flows, vortex-lattice, wind-turbines
Christoph Rackwitz [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
opencv
Sondre Sortland [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
eclipse, opm, reservoir, segy, seismic, hactoberfestivus
Ceesjan Luiten [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
alerting, graphing, alertmanager, deduplication, notifications, opsgenie, pagerduty, slack, apps, templates and 1 more
Kevin Leahy [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
fault-detection, scada, wind-energy, wind-turbine
YingyiLiu [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
boundary-element-method, ocean-wave-energy-converters, offshore-wind-platforms, potential-flow-theory, wave-structure-interaction
Matthieu Ancellin [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
boundary-element-method, ocean-wave-energy-converters, offshore-wind-platforms, potential-flow-theory, wave-structure-interaction, hydrodynamics, hydrostatics, mesh, vtk
Adrian Croucher [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Geothermal Energy
Topics:
geothermal, parallel, petsc, reservoir-modeling, reservoir-simulation, object-oriented, unit-testing, fruit, e3sm-model, ngee-arctic and 8 more
Angus Yeh [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Geothermal Energy
Topics:
geothermal, parallel, petsc, reservoir-modeling, reservoir-simulation
Tim Harton [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Geothermal Energy
Topics:
geothermal, parallel, petsc, reservoir-modeling, reservoir-simulation
johnburnell [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Geothermal Energy
Topics:
geothermal, parallel, petsc, reservoir-modeling, reservoir-simulation
Perry Kundert [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
modbus-library, modbus-master, modbus-protocol, modbus-rtu, modbus-serial, modbus-slave, modbus-tcp, bip-39, cryptocurrency, shamir and 3 more
nmstreethran [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:
renewable-energy, wind-turbines, agriculture, climate-change, ireland, renewable energy, drought, coding, latex, notes and 10 more
vnshanmukh [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
nowcasting, pvoutput, solar
Aron Walsh [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
defects, electronic-structure, materials-design, semiconductors, solar-cells, materials, monte-carlo, photovoltaic, physics, semiconductor and 30 more
Carlos A Michelen Strofer [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Hydro Energy
Topics:
hydrodynamics, marine-renewable-energy, simulink, snl-applications, wave-energy, wec-sim, wdrt, scr-1647
Siby Jose Plathottam [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
dae, dde, delay-differential-equations, differential-algebraic-equations, differential-equations, differentialequations, ode, ordinary-differential-equations, sciml, sde and 11 more
LoneMeertens [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Geothermal Energy
Topics:
borefields, geothermal, geothermal-energy, sizing
Stefan van der Walt [email protected]
OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:
photovoltaic, semiconductor, solar-cells, spec-0, spec-1, spec-4, numerical-methods, closember, astronomy, classification-hierarchy and 18 more