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ACM TechNews
Sound Imaging: Clever Acoustics Help Blind People See the World
![[article image]](/system/assets/0000/1026/070209_Casblip_Navigate_Outdoors.large.jpg?1246558793&1246558790 "CASBLiP project system demonstration")
The CASBLiP project prototype system interprets and manages real world information to assist blind or visually impaired users.
Credit: CASBLiP
The European Union-funded CASBLiP project has developed a portable system to help visually-impaired users navigate outdoors. The system analyzes video from portable cameras to calculate the distance of objects and predict the movement of people and cars to create a three-dimensional (3D) "picture" of sound that can be used to create a sound map.
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