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• Evaluating an iPad Game to Address Overselectivity in Preliterate AAC Users with Minimal Verbal Behavior

  LouAnne E. Boyd, Kathryn E. Ringland, Heather Faucett, Alexis Hiniker, Kimberley Klein, Kanika Patel, Gillian R. Hayes · 2017 · Proceedings of the 19th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '17)

  This paper evaluates Go Go Games, an iPad-based therapeutic game suite designed to teach Multiple Cue Responding (MCR) to preliterate, minimally verbal children who exhibit overselectivity — a learning challenge where individuals attend to only one or a few features of a…

  augmentative and alternative communication · autism spectrum disorder · children · cognitive accessibility · game accessibility

• Learning Games for the Cognitively Impaired People

  Maria Claudia Buzzi, Marina Buzzi, Erico Perrone, Beatrice Rapisarda, Caterina Senette · 2016 · Proceedings of the 13th International Web for All Conference (W4A)

  This paper from the Italian National Research Council (CNR-IIT) presents an open-source web platform delivering personalized cognitive learning games for people with Down syndrome, with a particular focus on delaying the onset of early Alzheimer's disease — a condition affecting…

  cognitive accessibility · Down syndrome · game-based learning · intellectual disability · tele-rehabilitation

• The Cost of Turning Heads: A Comparison of a Head-Worn Display to a Smartphone for Supporting Persons with Aphasia in Conversation

  Kristin Williams, Karyn Moffatt, Jonggi Hong, Yasmeen Faroqi-Shah, Leah Findlater · 2016 · ASSETS '16: Proceedings of the 18th International ACM SIGACCESS Conference on Computers and Accessibility

  This study directly compares head-worn displays (HWDs) to smartphones for providing vocabulary support to people with aphasia—an acquired language disorder caused by brain damage (typically stroke) that affects word-finding, comprehension, and language formulation. While…

  aphasia · AAC · augmentative and alternative communication · head-worn display · wearable computing

• A Web Based Multi-Linguists Symbol-to-Text AAC Application

  Chaohai Ding, Nawar Halabi, Lama Al-Zaben, Yunjia Li, E. A. Draffan, Mike Wald · 2015 · Proceedings of the 12th International Web for All Conference (W4A)

  This paper presents Symbol Dragoman, a web-based augmentative and alternative communication (AAC) application that enables users who have no spoken language to communicate in both Arabic and English using pictographic symbols. The core problem addressed is that existing AAC…

  AAC · augmentative and alternative communication · symbol communication · multilingual accessibility · Arabic

• Iterative Design and Field Trial of an Aphasia-Friendly Email Tool

  Abdullah Al Mahmud, Jean-Bernard Martens · 2015 · ACM Transactions on Accessible Computing

  This paper presents Amail, an email client specifically designed for people with aphasia—an acquired communication disorder typically caused by stroke that affects language comprehension and expression. Unlike existing AAC (Augmentative and Alternative Communication) tools that…

  aphasia · augmentative and alternative communication · email · field study · cognitive accessibility

• Measuring the Performance of a Location-Aware Text Prediction System

  Luís Filipe Garcia, Luís Caldas De Oliveira, David Martins De Matos · 2015 · ACM Transactions on Accessible Computing (TACCESS)

  This study rigorously evaluates whether adding location awareness to word and sentence prediction improves communication efficiency for AAC users. The researchers developed Eugénio, a Portuguese AAC system that combines traditional word prediction with sentence prediction and…

  augmentative and alternative communication · word prediction · sentence prediction · location-awareness · context-aware computing

• Towards Fully Automated Motion Capture of Signs -- Development and Evaluation of a Key Word Signing Avatar

  Simon Alexanderson, Jonas Beskow · 2015 · ACM Transactions on Accessible Computing (TACCESS)

  This research develops a cost-effective method for capturing sign language motion to animate a signing avatar for the Tivoli project—a game-based learning environment teaching Key Word Signing (KWS) to children with communication disabilities including developmental disorders,…

  sign language · motion capture · signing avatar · augmentative and alternative communication · Key Word Signing

• Intelligent Assistive Communication and the Web as a Social Medium

  Karl Wiegand · 2014 · Proceedings of the 11th Web for All Conference (W4A)

  This short paper presents doctoral research on applying natural language processing (NLP) and machine learning to improve augmentative and alternative communication (AAC) systems, with a particular focus on enabling web-based social interaction for people with severe speech…

  augmentative and alternative communication · AAC · natural language processing · machine learning · social media accessibility

• DigitCHAT: Enabling AAC Input at Conversational Speed

  Karl Wiegand, Rupal Patel · 2014 · Proceedings of the 16th International ACM SIGACCESS Conference on Computers & Accessibility (ASSETS 2014)

  This paper presents DigitCHAT, a prototype augmentative and alternative communication (AAC) system designed for literate users with mild upper limb motor impairments who need fast, expressive face-to-face communication on mobile phones. The authors identify a gap in existing AAC…

  augmentative and alternative communication · AAC · text entry · mobile accessibility · motor impairments

• AphasiaWeb: A Social Network for Individuals with Aphasia

  Hannah Miller, Heather Buhr, Chris Johnson, Jerry Hoepner · 2013 · Proceedings of the 15th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS)

  This paper presents AphasiaWeb, a social network designed specifically for individuals with aphasia, an acquired language disorder typically resulting from stroke or head injury that impairs speaking, writing, and language comprehension. The authors argue that mainstream social…

  aphasia · social networks · augmentative and alternative communication · participatory design · cognitive accessibility

• ABCD SW: Autistic Behavior & Computer-based Didactic Software

  M. Claudia Buzzi, Marina Buzzi, Davide Gazzè, Caterina Senette, Maurizio Tesconi · 2012 · Proceedings of the International Cross-Disciplinary Conference on Web Accessibility (W4A)

  This demo paper from IIT-CNR in Pisa presents ABCD SW, an open-source web application designed to support Applied Behavior Analysis (ABA) intervention with low-functioning autistic children. The software implements Discrete Trial Training (DTT) — a structured teaching method…

  autism · cognitive accessibility · augmentative and alternative communication · educational technology · assistive technology

• SymbolPath: A Continuous Motion Overlay Module for Icon-Based Assistive Communication

  Karl Wiegand, Rupal Patel · 2012 · Proceedings of the 14th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2012)

  This demonstration paper introduces SymbolPath, an overlay module designed to improve the speed and ease of message formulation in icon-based augmentative and alternative communication (AAC) systems. Traditional icon-based AAC devices require users to make precise, discrete tap…

  augmentative and alternative communication · AAC · motor impairment · speech impairment · icon-based communication

• Design Goals for a System for Enhancing AAC with Personalized Video

  Katie O'Leary, Charles Delahunt, Patricia Dowden, Ivan Darmansya, Jiaqi Heng, Eve A. Riskin, Richard E. Ladner, Jacob O. Wobbrock · 2012 · Proceedings of the 14th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '12)

  This demonstration paper presents Vid2Speech, a prototype tablet-based augmentative and alternative communication (AAC) system designed for children with complex communication needs (CCN). The system addresses a fundamental limitation of existing AAC applications: their reliance…

  augmentative and alternative communication · complex communication needs · personalized video · action words · tablet-based AAC

• iSCAN: A Phoneme-based Predictive Communication Aid for Nonspeaking Individuals

  Ha Trinh, Annalu Waller, Keith Vertanen, Per Ola Kristensson, Vicki L. Hanson · 2012 · Proceedings of the 14th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2012)

  This paper presents iSCAN (Interactive Sound-based Communication Aid for Non-speakers), a phoneme-based predictive communication system designed for people with severe speech impairments (SSI) who lack conventional literacy skills. The core problem is that most augmentative and…

  augmentative and alternative communication · phoneme-based communication · predictive text · word prediction · severe speech impairment

• What We Talk About: Designing a Context-Aware Communication Tool for People with Aphasia

  Shaun K. Kane, Barbara Linam-Church, Kyle Althoff, Denise McCall · 2012 · Proceedings of the 14th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2012)

  This paper describes the design and development of TalkAbout, a context-aware augmentative and alternative communication (AAC) application for tablet devices that adapts its vocabulary to a user's current location and conversation partner. People with aphasia — a language…

  aphasia · augmentative and alternative communication · context-aware computing · participatory design · stroke

• Multimodal Summarization of Complex Sentences

  Naushad UzZaman, Jeffrey P. Bigham, James F. Allen · 2011 · Proceedings of the 16th International Conference on Intelligent User Interfaces (IUI 2011)

  This paper introduces the concept of multimodal summarization (MMS) for complex sentences — automatically generating diagrams that combine pictures, simplified compressed text, and structural layout to help people understand difficult text. The system, ROC-MMS, targets people…

  cognitive accessibility · reading accessibility · natural language processing · augmentative and alternative communication · text simplification

• ITHACA: An Open Source Framework for Building Component-Based Augmentative and Alternative Communication Applications

  Alexandros Pino, Georgios Kouroupetroglou · 2010 · ACM Transactions on Accessible Computing

  This paper introduces ITHACA, an open source software framework for developing modular, customizable AAC applications. The authors address a persistent problem in assistive technology: AAC products are typically expensive, monolithic, difficult to customize, and limited in…

  augmentative and alternative communication · AAC · open source · assistive technology · component-based development

• Introducing Multimodal Paper-Digital Interfaces for Speech-Language Therapy

  Anne Marie Piper, Nadir Weibel, James D. Hollan · 2010 · Proceedings of the 12th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2010)

  This paper explores how multimodal digital pen and paper technology can support speech-language therapy for adults with aphasia and apraxia of speech following stroke or brain injury. The researchers conducted five months of field observations with 15 speech-language therapists…

  aphasia · apraxia of speech · augmentative and alternative communication · speech-language therapy · older adults

• Utterance-Based Systems: Organization and Design of AAC Interfaces

  Timothy J. Walsh · 2010 · Proceedings of the 12th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2010)

  This paper describes the design and development of an utterance-based AAC interface for literate, high-functioning adults who need communication support in public situations such as restaurants or shops. The central design challenge in AAC interfaces is balancing message…

  augmentative and alternative communication · interface design · utterance-based system · communication rate · assistive technology

• Designing AAC Interfaces for Commercial Brain-Computer Interaction Gaming Hardware

  Stephen Steward · 2009 · Proceedings of the 11th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '09)

  This paper explores repurposing a low-cost commercial brain-computer interface (BCI) gaming device — the OCZ Technologies Neural Impulse Actuator (NIA) — as an input device for augmentative and alternative communication (AAC). The NIA is a headband that reads electrical signals…

  augmentative and alternative communication · brain-computer interface · assistive technology · motor impairment · speech impairment

• Speaking Through Pictures: Images vs. Icons

  Xiaojuan Ma, Jordan Boyd-Graber, Sonya Nikolova, Perry R. Cook · 2009 · Proceedings of the 11th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '09)

  This paper investigates whether freely available web images can serve as effective substitutes for professionally designed icons in assistive communication systems for people with aphasia. Existing icon-based systems like Lingraphica and C-VIC (Computerized Visual Communication)…

  aphasia · augmentative and alternative communication · visual communication · icon-based communication · assistive technology

• Context aware documenting for aphasics

  Thomas de Wolf, Dirk W.H. Gooren, Jean-Bernard O.S. Martens · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This paper describes two student design projects aimed at creating tools for people with aphasia to document and share their everyday experiences. Aphasia, a communication impairment caused by brain damage (typically from stroke), affects about 0.3% of the population, leaving…

  aphasia · tangible interaction · context-aware computing · augmentative and alternative communication · storytelling

• Encouraging Speech and Vocalization in Children with Autistic Spectrum Disorder

  Joshua Hailpern · 2007 · SIGACCESS Accessibility and Computing

  This paper reviews existing HCI research on autism spectrum disorder and proposes a new direction: using technology to encourage speech and vocalization in children with ASD who have not acquired spoken language. The author identifies a gap in the field — while HCI researchers…

  autism spectrum disorder · speech disorder · vocalization · visual feedback · auditory feedback

• Iconic Communication System by XML Language: (SCILX)

  Nathalie Cindy Kuicheu, Laure Pauline Fotso, François Siewe · 2007 · Proceedings of the 2007 International Cross-Disciplinary Conference on Web Accessibility (W4A)

  This paper from the University of Yaoundé I (Cameroon) and De Montfort University (UK) presents SCILX, an XML-based iconic communication system that extends traditional iconic interfaces to enable communication through the Internet. Previous iconic systems — such as the Edith…

  augmentative and alternative communication · iconic communication · XML · literacy · digital divide

• SIBYLLE: a system for alternative communication adapting to the context and its user

  Tonio Wandmacher, Jean-Yves Antoine, Franck Poirier · 2007 · Proceedings of the 9th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '07)

  This paper describes the latest version of SIBYLLE, an augmentative and alternative communication (AAC) system developed at the Université François Rabelais and the Université Européenne de Bretagne for users with severe motor and speech impairments — including cerebrally and…

  augmentative and alternative communication · AAC · word prediction · virtual keyboard · single switch