Donald J. Patterson

Design and Implementation of Solutions to Computational Problems

Greenhouse garden sensors

  CS-010: Design and Implementation of Solutions to Computational Problems For Fall semester 2017 I am teaching an introductory course on programming at Westmont College.  This is second time that I’ve offered the course.   It remains similar to the first run which is described in more depth here.  This time I hope to bring in more in class…

Lead Where You Stand Conference

lead where you stand conference logo

  The Westmont Mosher Center for Moral and Ethical Leadership is organizing a conference on May 31-June 2 called “Lead Where You Stand“.   It’s a three day conference that “will offer key insights into an enduring challenge: How do we develop the capacity to respond in timely, principled ways to the multifaceted challenges and opportunities of effective…

Teaching Global Disruption and Information Tech

Teaching Global Disruption and Information Technology Online

“Teaching Global Disruption and Information Technology Online” accepted for publication in Interactions magazine As a part of a special issue on Sustainable HCI Education in Interactions magazine, Bill Tomlinson, Bonnie Nardi and myself, elaborated on an online course that we taught about Global Disruption and Information Technology. This article was part of an ongoing conversation with…

Design and Implementation of Solutions to Computational Problems

Cover of Python for Everyone, 2e by Cay Horstmann and Rance Necaise

  CS-010: Design and Implementation of Solutions to Computational Problems For Fall semester 2016 I am teaching an introductory course on Python Programming at Westmont College.  This is the first programming course that many students have ever encountered so it should be a great teaching opportunity and possibly a challenge for some of the students.  We have a large class…

iOS Development for Creative Entreprenuers

Mayterm iOS for Creative Entreprenuers

iOS Development For Mayterm 2016 the Westmont Computer Science Department is trying something new.  We are running an intensive iOS 9.0 programming class designed to get upper division students experience working with platform-based computing.  Another first is that we are going to be teaching it in the library’s computer lab. This 5-week course is scheduled to meet…

A Report from an Online Course on Global Disruption and Information Technology

ICS 5 Final Project Focii

“A Report from an Online Course on Global Disruption and Information Technology” accepted for publication in LIMITS 2016 Bill Tomlinson, Bonnie Nardi and I piloted an online undergraduate course with UC Irvine centered on the idea of “Global Disruption and Information Technology.”  We wanted to give students a framework to think about climate change, peak…

Computational Agroecology: Sustainable Food Ecosystem Design

A polyculture in a community garden in Urbana, IL.

“Computational Agroecology” published in alt.chi A team of people that I’m working with, led by Barath Raghavan, just had a paper accepted to alt.chi 2016! This is a portion of the CHI conference that is devoted to “controversial, risk-taking, and boundary pushing presentations at CHI”. The focus of the paper is to argue for the increased…

Object-Oriented Programming

Cover of Big Java Early Objects

Object-Oriented Teaching For Spring semester 2016 I am teaching a course on “Object-Oriented” Programming at Westmont College.  It’s been a long time since I’ve taught a lower-division Computer Science course, but I’m really looking forward to introducing students to Java and object-oriented thinking.  So far the group are really newbies to programming (except for one).  This…

Syrian Refugee Teach-In

Graphic from Westmont Syrian Refugee Teach-In

Refugee Teach-In at Westmont College Today There will be a one hour teach-in on the Syrian Refugee crisis today at noon on the Westmont College Dining Commons lawn (or Founder’s if raining). I was asked to speak to the vetting-process/security-threat angle briefly. Between handling the immigration of my oldest son, a Top Secret clearance in…

Toward Alternative Decentralized Infrastructures

Toward Alternative Decentralized Infrastructures

I’m very excited to announce that my colleagues and I had a paper accepted to ACM DEV 2015, “a premier venue to present original and innovative work on the applications, technologies, architectures, and protocols for computing in developing regions.”  We used the paper to put forward a vision of resilient local infrastructures that are coordinated via software…

Software Engineering

Essentials of Software Engineering cover

For Fall semester 2015 I am teaching a new course on “Software Engineering” at Westmont College.  This is my first time teaching over a semester and I’m looking forward to investigating some new tools like Pivotal Tracker! The course webpage can be found here: http://djp3.westmont.edu/classes/2015_09_CS130/structure.html

A French Affair Dot Com

Paris Subway Sign

On opinion piece I wrote at the start of the school year for the Westmont College student paper about the implications of the data breach at the dating site for married people, AshleyMadison.com In our increasingly digitized world there is very little that can be kept hidden anymore. As the Internet of things pursues the…

Haitian Resiliency: A Case Study in Intermittent Infrastructure

LIMITS 2015

This is one of two workshop papers that received a promotion to journal publications as part of this special issue of First Monday: This month: August 2015 Special issue: LIMITS 2015 — First workshop on computing within limits Today’s society is increasingly dependent upon and enmeshed with computing and technology. In parallel with advancements in computing, we have…

Cacophony: Building a Resilient Internet of Things

LIMITS 2015

This is one of two workshop papers that received a promotion to journal publications as part of this special issue of First Monday: This month: August 2015 Special issue: LIMITS 2015 — First workshop on computing within limits Today’s society is increasingly dependent upon and enmeshed with computing and technology. In parallel with advancements in computing, we have…

Haitian Resiliency: A Case Study in Intermittent Infrastructure

Haitian Resiliency: A Case Study in Intermittent Infrastructure Cover Sheet

In 2010 Haiti experienced a catastrophic earthquake that destroyed a substantial amount of infrastructure in the capital of Port-au- Prince. Limited national resources and widespread poverty have made the rebuilding slow and piecemeal. Five years later that infrastructure is still unevenly repaired and maintained. Nevertheless, the Haitian people have, by necessity, continued to adapt in…

Cacophony: Building a Resilient Internet of Things

Cacophony: Building a Resilient Internet of Things cover sheet

The proliferation of sensors in the world has created increased opportunities for context-aware applications. However, it is often cumbersome to capitalize on these opportunities due to the difficulties inherent in collecting, fusing, and reasoning with data from a heterogeneous set of distributed sensors. The fabric that connects sensors lacks resilience and fault tolerance in the…

Colonoscopy Quality Measures

A properly licensed photo of a doctor pretending to be in Minority Report

Dr. William Karnes and I are working on deploying a colonoscopy quality measure application for use in endoscopic suites.  We announced the effort today at the UCI Health 2015 Gastroenterology & Hepatology Symposium. It is a data entry tool that should be useful to endoscopists who are trying to monitor their performance at reducing colon cancer.  I am excited to be…

Infrastructure in Haiti

Solar Powered Street light in haiti

I just got back from a trip to Haiti that I took with a diverse group of people from my church.  While there I was working with Haitian kids, schools and churches and studying intermittent infrastructures.  I produced a series of videos that describe the infrastructure hacks that I saw while I was there.  I’m…

Fostering Non-Expert Creation of Sustainable Polycultures through Crowdsourced Data Synthesis

Fostering Non-Expert Creation of Sustainable Polycultures through Crowdsourced Data Synthesis

This $398,838 “CyberSEES: Type 1: Fostering Non-Expert Creation of Sustainable Polycultures through Crowdsourced Data Synthesis” grant was awarded by the Div. of Computing and Communications Foundations of the National Science Foundation.   The official record of the award can be found here. Food Forests This project integrates research in computing and sustainability science with the goal…

ICT4S 2029: What will be the systems supporting sustainability in 15 years

ICT4S paper cover

  Research is often inspired by visions of the future. These visions can take on various narrative forms, and can fall anywhere along the spectrum from utopian to dystopian. Even though we recognize the importance of such visions to help us shape research questions and inspire rich design spaces to be explored, the opportunity to…

Collapse Informatics and Practice: Theory, Method, and Design

Collapse Informatics and Practice: Theory, Method, and Design cover page

What happens if efforts to achieve sustainability fail? Research in many fields argues that contemporary global industrial civilization will not persist indefinitely in its current form, and may, like many past human societies, eventually collapse. Arguments in environmental studies, anthropology, and other fields indicate that this transformation could begin within the next half-century. While imminent…

Interchange: Bidding for green lights

Interchange: Bidding for green lights

In urban environments great effort is directed toward alleviating traffic including the design and implementation of complex software and hardware infrastructure. We introduce the idea of an auction-based mechanism for resolving vehicle intersections using a multi-way group auction mechanism. We propose a supporting infrastructure that has promise for increasing performance and responsiveness to dynamic traffic…

Efficiently Scaling up Crowdsourced Video Annotation

Efficiently Scaling up Crowdsourced Video Annotation: A Set of Best Practices for High Quality, Economical Video Labeling

We present an extensive three year study on economically annotating video with crowdsourced marketplaces. Our public framework has annotated thousands of real world videos, including massive data sets unprecedented for their size, complexity, and cost. To accomplish this, we designed a state-of-the-art video annotation user interface and demonstrate that, despite common intuition, many contemporary interfaces…

Augmenting Gesture Recognition with Erlang-Cox Models To Identify Neurological Disorders in Premature Babies

Augmenting Gesture Recognition with Erlang-Cox Models To Identify Neurological Disorders in Premature Babies

In this paper we demonstrate a Markov model based technique for recognizing gestures from accelerometers that explicitly represents duration. We do this by embedding an Erlang-Cox state transition model, which has been shown to accurately represent the first three moments of a general distribution, within a Dynamic Bayesian Network (DBN). The transition probabilities in the…

Assessment of Infant Movement with a Compact Wireless Accelerometer System

Assessment of Infant Movement with a Compact Wireless Accelerometer System

There is emerging data that patterns of motor activity early in neonatal life can predict impairments in neuromotor development. However, current techniques to monitor infant movement mainly rely on observer scoring, a technique limited by skill, fatigue, and inter-rater reliability. Consequently, we tested the use of a lightweight, wireless, accelerometer system that measures movement and…

Collapse Informatics: Augmenting the Sustainability & ICT4D Discourse in HCI

Collapse informatics: Augmenting the Sustainability & ICT4D Discourse in HCI cover sheet

Research in many fields argues that contemporary global industrial civilization will not persist indefinitely in its current form, and may, like many past human societies, eventually collapse. Arguments in environmental studies, anthropology, and other fields indicate that this transformation could begin within the next half-century. While imminent collapse is far from certain, it is prudent…

Massively Distributed Authorship of Academic Papers

Massively Distributed Authorship of Academic Papers

Wiki-like or crowdsourcing models of collaboration can provide a number of benefits to academic work. These techniques may engage expertise from different disciplines, and potentially increase productivity. This paper presents a model of massively distributed collaborative authorship of academic papers. This model, developed by a collective of thirty authors, identifies key tools and techniques that…

Audia

Whisper Analytics

Audia, formerly whisper.fm, was a start-up that I worked on with George Ruan and Sam Kaufman.  It was a very simple idea.  Instead of downloading a podcast, you could call in and listen to it over the audio channel of the phone.   It enabled you to get podcast content without a data plan.  If the…

Informing and performing: investigating how mediated sociality becomes visible

Informing and performing: investigating how mediated sociality becomes visible

In the human–computer interaction, computer supported cooperative work, and ubiquitous computing literature, making people’s presence and activities visible as a design approach has been extensively explored to enhance computer-mediated interactions and collaborations. This process has developed under the rubrics of “awareness,” “social translucence,” “social activity indicators,” “social navigation,” etc. Although the name and details vary,…

Involuntary Gesture Recognition for Predicting Cerebral Palsy in High-Risk Infants

Involuntary Gesture Recognition for Predicting Cerebral Palsy in High-Risk Infants

In this paper we describe a system that leverages accelerometers to recognize a particular involuntary gesture in babies that have been born preterm. These gestures, known as cramped-synchronized general movements are highly correlated with a diagnosis of Cerebral Palsy. In order to test our system we recorded data from 10 babies admitted to the newborn…

Efficiently Scaling Up Video Annotation with Crowdsourced Marketplaces

Efficiently Scaling Up Video Annotation with Crowdsourced Marketplaces

Accurately annotating entities in video is labor intensive and expensive. As the quantity of online video grows, traditional solutions to this task are unable to scale to meet the needs of researchers with limited budgets. Current practice provides a temporary solution by paying dedicated workers to label a fraction of the total frames and otherwise…

Twitter, Sensors and UI: Robust Context Modeling for Interruption Management

Twitter, Sensors and UI: Robust Context Modeling for Interruption Management

In this paper, we present the results of a two-month field study of fifteen people using a software tool designed to model changes in a user’s availability. The software uses status update messages, as well as sensors, to detect changes in context. When changes are identified using the Kullback-Leibler Divergence metric, users are prompted to…

Supporting the transition from hospital to home for premature infants using integrated mobile computing and sensor support

Supporting the transition from hospital to home for premature infants using integrated mobile computing and sensor support

This paper reports on the requirements for, design of, and preliminary evaluation of a novel pervasive healthcare system for supporting the care of premature infants as they transition from hospital to home. In support of this system, we report the results of gesture sensing in a clinical setting and of interviews and focus groups with…

waitscout

Waitscout logo

waitscout was a start-up that I worked on with several folks, including George Ruan, Brian Silverstein and Ryan Hudson.  It was going to use predictive analytics plus relevant data from the Internet of Things to figure out what the wait time was at popular restaurants.  Then we would add that information to places like OpenTable…

Getting Places: Collaborative Predictions from Status

Getting Places: Collaborative Predictions from Status

In this paper we describe the use of collaborative filtering to make predictions about place using data from custom instant messaging status. Previous research has shown accurate predictions can be made from an individual’s personal data. The work in this paper demonstrates that community data can be used to make predictions in locations that are…

Constructing Topological Maps of Displays with 3-D Positioning Information

Constructing Topological Maps of Displays with 3-D Positioning Information

To better coordinate information displays with moving people and the environment, software must know the locations and three dimensional alignments of the display hardware. In this paper we describe a technique for creating such an enhanced topological map of networked public displays using a mobile phone. The result supports a richer user experience, without the…

Status on Display: a Field Trial of Nomatic*Viz

Status on Display: a Field Trial of Nomatic*Viz

The use of personal status messages is becoming a part of popular culture through wide-spread instant messaging (IM) adoption, the growth of social networking websites and the increased connectivity provided by mobile phones. However, the implications of status broadcasting and people’s behavior in the milieu of social life is still poorly understood. In this paper,…

swayr

Swayr Mock Up

swayr was a start-up that I worked on with several folks, including George Ruan and Paul Limon.  The idea was to use gamification to encourage sharing of media. So we would have links to media that we could track the use of. Then we would build game mechanics that encouraged people to share links. Companies…

Overcoming Blind Spots in Interaction Design: A Case Study in Designing for African AIDS Orphan Care Communities

Overcoming Blind Spots in Interaction Design: A Case Study in Designing for African AIDS Orphan Care Communities

The process of designing technological systems for the developing world is a challenging task. In a project that we undertook in the summer of 2007 using an iterative design process, we attempted to develop delay-tolerant networking technology on mobile phones to support workers at AIDS orphanages in Zambia and South Africa. Despite extensive preparations and…

Online Everywhere: Evolving Mobile Instant Messaging Practices

Online Everywhere: Evolving Mobile Instant Messaging Practices

< In this paper we report on the results of a large scale user survey investigating the status setting and interruption management behavior of mobile instant messaging (IM) users with existing systems. The motivation for this study was to inform the design of interface tools that support users by setting contextually appropriate awareness messages. Our…

Interactive and Intelligent Visual Communication Systems

Interactive and Intelligent Visual Communication Systems

Interventions to support children with cognitive and social developmental disabilities often include visual elements. Use of visual artifacts has been shown to increase the communication and understanding levels of children with disabilities. We describe a research agenda for expanding these capabilities using interactive, collaborative and intelligent systems. ( permanent, local copy ) Published in Interactive Design for…

Informatics at UC Irvine

Informatics at UC Irvine

Computer Science, as a single discipline, can no longer speak to the broad relevance of digital technologies in society. The Department of Informatics in the Donald Bren School of Information and Computer Sciences at the University of California, Irvine, serves as the institutional home for research on relationships between technological, organizational, and social aspects of…

NomaticBubbles: Visualizing Communal Whereabouts

NomaticBubbles: Visualizing Communal Whereabouts

We describe the design of the NomaticBubbles, a visualization that provides cues of communal whereabouts. Unlike most location displays showing whereabouts on a geographical map, the NomaticBubbles depicts historical and aggregate traces of participants’ whereabouts in an abstract and ambiguous manner. We describe the design of the NomaticBubbles, and discuss some early experiences and feedback…

Computing Place Context

Computing Place Context

This $449,765 “HCC: Computing Place Context” grant was awarded by the Div. of Information and Intelligent Systems of the National Science Foundation.   The official record of the award can be found here. A New Approach to Discovering Interruptibility This is a project to develop a new approach to interruptibility and related issues in instant messaging…

quub

quub logo white

quub was a start-up that I worked on with several folks, including George Ruan and Nathan Esquenazi.  quub was a commercialization of Nomatic*IM.  Basically it was supposed to be automatic status updates that your computer would generate for you based on what it could detect about you from sensors.  The ideal case would be to…

Involving Intelligent Assistants in Active Human Communication

Involving Intelligent Assistants in Active Human Communication

Intelligent assistants that support human communication need to respect the difficulty of understanding the context surrounding the interchange. Rather than attempting to directly communicate for a user, intelligent assistants should support decision making on the part of the involved parties so that complex social negotiations are preserved. We describe an intelligent assistant that does this…