Top When Datasets and Models
The datasets below can be used to train fine-tuned models for when detection. You can explore each dataset in your browser using Roboflow and export the dataset into one of many formats.
At the bottom of this page, we have guides on how to train a model using the when datasets below.
by Digital ERG
2366 images 32 classes
license plate 1 Explosives 1-1 Explosives Products with the potential to create a mass explosion 1-2 Explosives Products with the potential to create a projectile hazard 1-3 Explosives Products with the potential to create a fire or minor blast 1-4 Explosives Products with no significant risk of creating a blast 1-5 Explosives Products considered very insensitive that are used as blasting agents 1-6 Explosives Products considered extremely insensitive with no risk to create a mass explosion 2 Oxygen 2-1 Flammable gases 2-2 Nonflammable gases 2-3 Toxic gases 3 Combustible 3 Flammable 3 Flammable and combustible liquids 3 Flammable liquid 4-1 Flammable solids 4-2 Spontaneously combustible 4-3 Dangerous when wet 5-1 Oxidizing substances
106 images 3398 classes
by ELEC5308
4201 images 44 classes
10 km/h Speed Limit 100 km/h Speed Limit 20 km/h Speed Limit 30 km/h Speed Limit 40 km/h Speed Limit 50 km/h Speed Limit 60 km/h Speed Limit 80 km/h Speed Limit Added Lane (left) Advisory speed 20 Bicycle Lane Bicycles Only Bus Lane End Clearway End of Shared Zone Give way Give way at roundabout Island curve marker (right) Keep Left Keep Right
by ELEC5308
4201 images 62 classes
10 km/h Speed Limit 100 km/h Speed Limit 20 km/h Speed Limit 30 km/h Speed Limit 40 km/h Speed Limit 50 km/h Speed Limit 60 km/h Speed Limit 80 km/h Speed Limit Added Lane (left) Advisory speed 20 Bicycle Lane Bicycles Only Bus Lane Curve to left Curve to right End Clearway End Roadwork End of Shared Zone End of road Curve marker Give Way to Pedestrians
2390 images 17 classes
by Port of Kiel
297 images 20 classes
Miscellaneous dangerous goods corrosives dangerous dangerous when wet environmentally hazardous explosive substances explosives flammable flammable gases flammable liquids flammable solids hazardous voltage heated materials non-flammable gases organic peroxids oxidising agents radioactive material spontaneously combustible toxic gases toxins
132 images 15 classes
1 : See-through register in denominational numeral. 1-BG : Year of printing of the note on left 10 : Ashoka pillar emblem on the right. 11 :Circle with Rs 500 in raised print on the right. 12 :Five bleed lines on left and right in raised print. 2 : Latent image of the denomination numeral. 2-BG : Swachh Bharat logo with the slogan. 3 : Denomination numeral in Devnagari. 3-BG : Language panel towards the centre. 4 -BG: Red Fort with Indian flag. 4 : Mahatma Gandhi’s portrait in centre facing to right. 5 : Windowed security thread that changes colours from green to blue when the note is tilted. 5-BG : Denomination numeral in Devnagari on right. 6 : Guarantee clauseGovernor's signature with promise clause and RBI emblem tilted towards the right 9 : Denomination in numerals with rupee symbol in colour changing ink (green to blue) on the bottom right.
179 images 9 classes
by project
142 images 79 classes
Ahead only Autotoll booth Autotoll traffic lane Bicycle / tricycle route Cross-harbour taxi stand, used with Sign 82 Cycling restriction - cyclists must dismount and push their cycles End of New Territories taxis operating area End of an expressway End of bus lane End of cycling restriction End of the prohibition, restriction or warning End of ʻno stoppingʼ restriction Give way to traffic on major road Green minibus stand Keep left Keep right Lantau taxi stand, used with Sign 82 Left lane shows bus lane for franchised and other buses during the time shown Left lane shows bus lane for franchised buses only during the time shown Length over which the prohibition or hazard exists
361 images 33 classes
Auto Hauler BOB Box Truck Class 1 Class 1.4 - Explosive Class 2 Class 2.1 - Flammable Gas Class 2.2 Class 3 - Flammable Liquid Class 4 - Dangerous When Wet Class 5 Class 5.1 - Oxidizer Class 5.2 Class 6 Class 7 - Radioactive Class 8 - Corrosive Class 9 - Miscellaneous Container Truck Dump Truck Flatbed
by akash
781 images 209 classes
ADOPT A HIGHWAY (ADOT)_D14-101 ADVANCE GUIDE 1 LINE 2 LINE DESTINATION DISTANCE_E1-102A ADVANCE STREET NAME (1-2-3 LINE)_D3-(2_2R_2S) ADVANCE TURN ARROW AUXILIARY - 90 DEGREE - INTERSTATE_M5-1 ADVANCE TURN ARROW AUXILIARY - 90 DEGREE_M5-1 AHEAD (PLAQUE)_R3-17AP AHEAD (PLAQUE)_W16-9P AIRPORT_I-5 ARM_BRIDGE ARM_CANTILEVER ARM_DOUBLEMAST ARM_SINGLEMAST ARM_SPANWIRE ARM_STEELDOUBLE ARM_STEELSINGLE BE PREPARED TO STOP_W3-4 BEGIN HIGHER FINES ZONE_R2-10 BEGIN_M4-14 BICYCLE (SYMBOL)_W11-1 BICYCLE OR PEDESTRIAN (SYMBOL)_W11-15