Knowledge Base

General Rules

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  • Height Differentiation on Tactile Maps

    One of the greatest challenges in tactile cartography is balancing map readability with the amount of information that can be presented. Traditional tactile maps require sufficient spacing between neighbouring symbols to ensure…

  • Spacing Standards for Tactile Maps

    Research on tactile maps and tactile graphics has long emphasized that minimum spacing between symbols is one of the key factors determining readability for users with visual impairments. Most studies approach this…