System Usability Scale: A Quick and Efficient User Study Methodology

  Summary This article briefly described the differences between qualitative and quantitative usability study methods, indicated that high cost is one of the disadvantages of quantitative methodologies, and introduced the System Usability Scale (SUS), which is a quick, efficient and reliable usability study method, and explained SUS’s working process. Quantitative Usability vs. Qualitative Usability The …

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The iPhone’s Keyboard: Pros and Cons

iOS’s keyboard, as one of the most commonly used keyboard, is a very well, fully developed keyboard system. It supports numerous of languages (including more than 2,500 emojis) and variety of layouts, and can smartly auto-correct the text in most cases. iPhone Keyboard in different settings. ( Left to right: English, QWERTY; Chinese (Simplified), 10 …

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