CHI

New forms of tangible and spatial child computer interaction and supporting technologies can be designed to leverage the way children develop intelligence in the world. In order to design playful learning tangibles designers must understand how children ...

This work in progress presents a design approach to digitally enhancing an existing paper-based game to support young students learning history at an archaeological site, by making use of recent advantages provided by mobile technology. It requires ...

Many attempts to bridge the digital divide between lesser-developed countries (LDC) through Information & Communication Technology (ICT) projects have had little success. With the concurrent rise in number of ICT projects in rural areas, the current ...

Originating Source of Information (OSI) is the idea of following all data, facts, and citations that documents rely on for their arguments back their source. OSI then helps people perform Evidence Traceability (ET), which allows them to understand the ...

Brainstorming in small design groups typically involves one person taking notes and sketching at a whiteboard while other group members remain seated and contribute verbally. We believe that lowering the threshold for shared sketching improves idea ...

There is still a controversial debate on the usefulness of 3D user interfaces. Most of the time, 2D metaphors are force-fitted to establish a rich set of functionality. With the aim of shifting the 20-year-old 2D WIMP (windows, icons, menus, and ...

In this work we describe Conversation Votes, a visualization to create new backchannels in conversation and augment collocated interaction. We expand the idea of a social mirror, a reflection of interaction, to incorporate direct user feedback in the ...

We introduce research on information scraps. short, self-contained personal notes that fall outside of traditional filing schemes. We report on a preliminary study of information scraps. nature and outline plans for the next phase of our user study. ...

Interactions in which computer agents comfort users through expressed empathy have been shown to be important in alleviating user frustration and increasing user liking of the agent, and may have important healthcare applications. Given the current ...

This work draws on studies which explore resistance to the music industry's construal of copying music files as theft. Following a previous ethnography on participants."Technology Scruples" it considers the issue as a design challenge rather than a ...

We present and evaluate a new technique for performing diary studies under mobile or active conditions. Diary studies play an important role as a means for ecologically valid participant data capture. Unfortunately, when participants are asked to ...

This paper presents the design and evaluation of a mobile phone interface with and for children. Ten children aged 8-13 years old took part in a participatory design process and ten others evaluated the design. Whilst there were similarities in the ...

This paper shows how spatialised sound can be used to guide users around a located gaming environment. Thus far, despite growing interest in delivering location-relevant media information to users, accurate delivery of virtual spatialised sound using ...

In this paper we present preliminary results of a research project aimed at understanding the theoretical basis for successful remote collaboration in corporations. We evaluate some corporate distributed teams with respect to a theory of remote ...

While researchers have designed user-centered systems for the Global South, fewer have discussed the unique challenges facing HCI projects. In this paper, we describe methodological and practical challenges for HCI research and practice in the Global ...

We present a smart kitchen that can enhance the traditional meal preparation and cooking process by raising awareness of the nutrition facts in food ingredients that go into a meal. The goal is to promote healthy cooking. Our smart kitchen is augmented ...

We study small distributed work groups capturing, managing, and reusing knowledge in a collaborative activity. We conceive this process as adaptation of a group to an activity and we study it in a realistic semi-controlled setting. We briefly describe ...

The turn of this decade marked a renewed interest for mobile usability research within the field of Human Computer Interaction. A challenge, however, exists in that many scholars define and operationalize usability differently. With the introduction of ...

Mr. Wilson never votes. He doesn't vote because he is not confident in his reading capabilities; however, he decided that he will vote this year because he heard that blind people will be able to privately cast their vote. He said, "If blind people can ...

Both Repetitive Stress Injuries and laptop use have increased. The poor ergonomic design of laptops has the potential to create or exacerbate existing RSI. We propose a persuasive Attentive User Interface which provides feedback in order to improve user ...

Following recent developments in groupware that allow teams of co-located and distributed users to work simultaneously on a shared application, differences in the relative awareness of co-located and remote users have been identified. This paper ...

The role of Non-Exercise Activity Thermogenes is (NEAT) has become a key component of obesity research, prevention, and treatment. This paper describes research that aims to suppress the obesity epidemic by infusing NEAT in the sedentary lifestyle of an ...

The Malibu system provides peripheral access to andawareness of activities, tasks, social-bookmarkresources, and feeds to assist knowledge workers intheir activity-centric work. We describe theexperimental system, a usage scenario and somepreliminary ...

In this paper we introduce SocialBrowsing, a Firefox extension that adds social context to the web browsing experience. The extension is paired with services provided by social networking websites, analyzes the page's contents, and adds tooltips and ...

Text entry on mobile devices is problematic because of ever-decreasing device sizes. Dictionary-based keypad text entry methods are relatively effective, but still run into problems of word ambiguity, especially when used with small numbers of keys. ...

In this work in progress report, we present preliminary results from an interview study on people's use of email addresses and instant messenger usernames. Based on these interview findings, we speculate that many people use multiple identifiers ...

In games, aircraft navigation systems and in control systems, users have to track moving targets around a large workspace that may extend beyond the users. viewport. This paper presents on-going work that investigates the effectiveness of two different ...

In this paper, we investigate whether the gender differences generally found in same and opposite sex social touch are also present in mediated situations. Participants were led to believe that a male or female stranger was remotely touching them by ...

This paper presents our research on the process of creating new communication experiences in the private sphere of users. To do this, we have chosen to study the concept of social presence, and also the notion of communication. The communication models ...

Tactons (tactile icons) are structured vibrotactile messages which can be used for non-visual information presentation. Information can be encoded in a set of Tactons by manipulating parameters available in the tactile domain. One limitation is the ...

One of the aspects that are important for judging an application is the time an experienced user needs to complete a task. This can be assessed by a Keystroke-Level Model (KLM) of that task. In this paper we show a method that allows designers to ...

When authoring in visual storytelling environments, children are often limited to use characters and props available in libraries or have to create their own using software. We present a novel alternative in the early design and implementation of Vuelta,...

In this work, we use qualitative field studies to examine the role of physical artifacts in conjunction with and comparison to digital communication. We investigate what people convey through the choice of a communicative medium, how choices of medium ...

As computing expands its domain from workplace to pervasive and domestic environments, interest in aesthetics for designing is increasing in HCI. HCI literatures in aesthetics provide wide variety of theoretical foundations for how aesthetics might be ...

This paper describes a preliminary investigation into an internal corporate blogging community called BlogCentral. We conducted semi-structured interviews with fourteen active bloggers to investigate the role of blogging and its effects on work ...

Because they are easy to create and modify, low fidelity prototypes are commonly used in early evaluations of user interface designs. Designers typically use either pen-and-paper or various computer-based tools to create and test low fidelity prototypes;...

We describe content-aware layout (CAL), a technique that automatically arranges windows on a user.s desktop. Unlike conventional window managers that automatically cascade or tile each window without regard to its content, CAL uses information about the ...

We are in the midst of an explosion of emerging human-computer interaction techniques that have redefined our understanding of both computers and interaction. We propose the notion of Reality-Based Interaction (RBI) as a unifying concept that ties ...

In this paper we investigate the effect of search engine brand (i.e., identifying name that distinguishes a product from its competitors) on evaluation of system performance. Our research is motivated by the large amount of search traffic directed to ...

The MIT Smart Helmet is an ongoing project at the MIT Media Lab that incorporates context-aware technology into a bicycle helmet for the purpose of enhancing rider safety. The following paper is an evaluation of a proposed feature being considered for ...

Range is an interactive whiteboard designed to support collocated, ad-hoc meetings. It employs proximity sensing to proactively transition between ambient and authoring modes, clear space for writing, and cluster ink strokes. The inspiration for Range ...

In non-visual interfaces, using non-speech audio can be a more effective and efficient way of obtaining overview information than using speech. However, users who are blind regularly use speech-based tools to access information in computers, and often ...

We describe a new input method that utilizes patterned vibration that is generated through the finger writing on a textured pad. Using a flexible or a foldable textured pad which can be worn by the user can bring more diverse applications than ...

This work-in-progress discusses qualitative findings about the impact of portable technologies in collocated collaboration. Laptops, cell phones, and other handheld devices are both a distraction during face-to-face meetings, and at the same time allow ...

Designing mobile and wearable applications is a challenge. The context of use is more important than ever and traditional methodologies for elicitation and specification reach their limits. This paper investigates the challenge of creating and ...

In this paper we present a longitudinal study comparing an alphabetical selection keyboard to a multi-tap selection keyboard using a game controller as input device. Our experiment showed the alphabetic selection keyboard to be faster for novice (7.72 ...

An experimental investigation of how the appearance of robotic agents affects interpretations people make of the agents.' attitudes is described. We conducted a psychological experiment where participants were presented artificial sounds that can make ...

Current methods of determining whether a blog is active or abandoned tend to rely on simple rules, such as identifying whether it has been posted to within the last 7 or 30 days. Individual bloggers vary widely in their posting activity levels, however, ...

We present several gaze-enhanced scrolling techniques developed as part of continuing work in the GUIDe (Gaze-enhanced User Interface Design) project. This effort explores how gaze information can be effectively used as input that augments keyboard and ...

In this paper, we introduce the versatile creative tool called "I/O Plant" which generates new-style interactions among humans, plants and computers. It enables designers to manipulate plants as modules by attaching actuators and sensors to plants. It ...

In this paper, we introduce K-Menu, a keyword-based dynamic menu interface. When a user enters a keyword, a menu with items related to the keyword is constructed dynamically and presented to the user. We implemented K-Menu as a top-level interface for ...

The growing amount of location-based public postings will challenge the current visualization and access methods of location-based information. The aim of our work is to provide a clear overview of location-based postings and to support easy access to ...

Crucial to effective collaborative writing is knowledge of what other people are doing and have done, what meaningful changes are made to a document, who is editing each section of a document and why. This is because awareness of individual and group ...

To increase the security of handheld devices, we propose awareLESS authentication. Since insensible input prevents the leakage of the key information, it can provide more secure authentication scheme. Experiments that used a pressure sensor show that ...

We present the results of a field study of some of the work practices and software used by dentists. We also present the design, implementation, and evaluation of a user interface that streamlines some of these practices, as well as providing a novel 3D ...

In this paper we present an initial study of computer supported collaboration between visually impaired users based around the interactive browsing and manipulation of simple graphs. We specifically looked at supporting awareness of others activities ...

Jogging is a healthy activity and many people enjoy jogging with others for social and motivational reasons. However, jogging partners might not always live in the same location, and it may be difficult to find a local jogger who runs at the same pace, ...

In this paper we argue that there is a scarcity of methods which support critical, systemic, long-term thinking in current design practice, technology development and deployment. To address this need we introduce value scenarios, an extension of ...

In this paper we examine a solution for coping with information sharing across location, time zone, and organizational boundaries. Email, a principal tool for such collaboration, relies on textual and/or numeric sorting, filtering and presentation by ...

The rapid development of handheld devices is driving the development of new interaction styles. This paper examines one such technique: using hand motions to control a menu system. Previous research on this topic deals with systems which rely heavily on ...

Pointer delegation, a new function for a telepointer, allows people to delegate the rights of their own pointers to the pointer of someone who they can trust, which helps to achieve better group collaboration through a kind of fair voting system in ...

Squeeze is a multi-person, flexible and interactive furniture that allows for collective and playful exploration of the family history among co-located people in homes. It is designed to explore how we can use digital technology to create settings where ...

Projector-based augmented reality techniques are expected to become a practical display solution for hand-held devices in the near future. A new problem in the new environment is that neither a projector nor a projection surface is fixed in space . This ...

Graphical user interface design is a time consuming, expensive, and complex software design process. User interface design is both art and science in that we use both objective and subjective design metrics to evaluate interfaces. An automated process ...

This paper presents the ongoing design and evaluation of an audio-haptic drawing program that allows visually impaired users to create and access graphical images. The application is developed in close collaboration with a user reference group of five ...

This paper describes a new software platform for the interactive exploration of human performance models such as Fitts' law. The software is written in Java and provides a flexible environment for HCI research and education. Its distributed, object-...

Wikis provide a simple and unique approach to collaborative authoring, allowing any member of the community to contribute new, or change existing information. However, Wikis are typically disconnected from the physical context of users who are utilizing ...

In this paper we present the concept of an isovist, derived from the architectural literature, and describe how isovists can help HCI researchers understand visibility in a physical environment. An isovist is defined as the set of all points visible in ...

Multimodal user interfaces (MMUI) allow users to control computers using speech and gesture, and have the potential to minimise users. experienced cognitive load, especially when performing complex tasks. In this paper, we describe our attempt to use a ...

In this paper, we describe an interface whose application is designed to motivate college students to increase their level of physical activity in daily life. The design idea is based on inducing a.just in time. intervention when a user is in a decision ...

The spread of ubiquitous technologies into the health domain provide an opportunity to investigate interactive communications that can persuade users to adopt certain beneficial behaviors.. We are interested in understanding how networked devices can ...

This paper reports a longitudinal study of a non-speech input-controlled continuous cursor control system: Whistling User Interface (U3I). This study combines quantitative (target acquisition tasks, subjective ratings and a simple reaction time test) ...

This paper describes an extension to a multimodal system designed to improve Internet accessibility for the visually impaired. Here we discuss the novel application of a grid (patent pending) to our assistive web interface. Findings from our evaluation ...

Many studies have explored the issues of interruption and availability in workplace environments, however, few have focused on human interruptibility in home environments. To make the initiation of online remote communication smoother, determining if it ...

CogTool-Explorer is a tool to predict user exploration choices given a user interface and task. We describe the integration of components that make up CogTool-Explorer, and how it interprets the text of both the task description and interface elements ...

We present an initial exploration of bluejacking, the practice of using Bluetooth-enabled mobile phones to send unsolicited messages to other Bluetooth-enabled mobile phones within a transmission range of 10 meters. A content analysis was conducted on ...

Many lovers separated by distance worry about their relationships, despite the fact that the use of various means of communication such as mobile phones and e-mail is now widespread. We interviewed some such couples, who expressed the desire to feel a ...

The OpenChoice system, currently in development, is an open source, open access community rating and filtering service that would improve upon the utility of currently available Web content filters. The goal of OpenChoice is to encourage community ...

Wikis are an invaluable tool for quickly and easily creating and editing a collection of web pages. Their use is particularly interesting in small teams to serve as a support for group communication, for co-ordination, as well as for creating ...

This paper presents an empirical study in progress of the use of Flickr.com, part of an on-going research program on personal digital media, including images. Two new kinds of image-sharing with Flickr are.distant closeness. and.photo exhibition.. We ...

Touch•Sensitive is a haptic apparel that allows massage therapy to be diffused, customized and controlled by people while on the move. It provides individuals with a sensory cocoon. Made of modular garments, Touch•Sensitive applies personalized stimuli. ...

Semantic Relevancy Maps are a visual analytic technique for representing the distribution of semantic relevancy across an information display. The maps highlight the text areas of the display corresponding to the relevance of that text to user goals, ...

In this paper we share experiences from a 2-week game-design project using the introductory programming environment AgentSheets with middle school students (6-8 grades) during a summer computing course at a public middle school in northern California. ...

Interaction patterns and pattern languages have been discussed for years in HCI literature yet there have been few empirical studies conducted. We describe aIRPLane: An Information Retrieval Pattern Language, its discovery, and the experimental design ...

With the increased usage of digital cameras and camera-enabled mobile phones in recent years, large numbers of photos are being taken. Many of the photos that are taken are used little, if at all. Researchers and companies have developed systems where ...

Across contexts, researchers have most recently applied content analysis -an unobtrusive scientific method originated to draw social inferences from mass media contents-to studying weblogs and social media (WSM). In this paper, we look at the classic ...

We report on the design and initial evaluation of two methods for short text input in wearable computing applications using hand gestures. A wireless data glove able to recognize 4 basic gestures is used together with the chording principle. We present ...

In current theories of web navigation, link evaluation has been treated primarily as a bottom-up process involving assessing the semantic distance between a search goal and a given link in the information source. In this paper we investigate whether ...

Within the HCI community, there is a growing interest in how technology is used and appropriated outside the workplace. In this paper, we present preliminary findings of how large displays, projection systems, and presentation software are used in ...

The capability to support spatial perception plays an important role in developing material for astronomy education. Considering this, we developed a novel tangible user interface consisting of a glove and a physical avatar attached on its surface. ...

We are developing a set of handheld input devices for mutual assessment in the course of a learning activity and a system to give on-the-spot feedback concerning the summary of the assessment to the learners visually with the aid of charts. This paper ...

This paper describes a telepresence device called Porta-Person. This is the first project in a larger initiative known as the Connected Conference Room, which aims to improve the user experience for remote people connected to meetings taking place in ...

This paper investigates the manner in which decision-making is influenced by the impressions given by life-like agents in negotiation situations. These impressions comprise an agent's facial expressions such as happy and sad, and the history of ...

As the resolution of a notebook display increases, the efficiency of a touchpad is becoming a more important issue. In particular, it is often observed that users scrape the pad repeatedly to reach the close button of a window. In this paper, we propose ...

In this paper we describe the Sound of Touch, a new instrument for real-time capture and sensitive physical stimulation of sound samples using digital convolution. Our hand-held wand can be used to (1) record sound, then (2) playback the recording by ...