A Byte of my 2.2-lb Brain

Just sharing stuff…

Agent-based modeling of urban complexity

In this article, Dr. Monterola and Dr. Legara explain why cities like Singapore should be understood as complex systems, and how we can better understand cities through agent-based models. – Assoc. Prof. Cheong Siew Ann

October 31, 2016 · Leave a comment

Assessing the Feasibility of Relief Operations

Given the level of risk that we, as a country, are exposed to (e.g. from earthquakes and typhoons), it is easy to see that there is a compelling need for our government to set up effective disaster preparedness and relief response plans, especially considering the fact that we can never be immune to natural disasters.

March 23, 2016 · Leave a comment

Machine Learning and the Smart City

On 19 February 2016, I participated as speaker at the Humans+Machines conference organized by the Thinking Machines. Below is a copy of the slide deck I used.

March 10, 2016 · Leave a comment

How Voters Combine Candidates on the Ballot: The Case of the Philippine Senatorial Elections

In the Philippines, senators are nationally elected officials, and citizens vote for 12 candidates every three years. The country’s electoral features include a weak party system, a low-information environment for … Continue reading

February 13, 2016 · Leave a comment

News Frames of the Population Issue in the Philippines

Using automated semantic network analysis, this study examines media framing of the population issue in the Philippines through the different labels used to refer to it in public discourse. The … Continue reading

September 23, 2015 · Leave a comment

Mechanism-based model of a mass rapid transit system: A perspective

In this paper, we discuss our findings on the spatiotemporal dynamics within the mass rapid transit (MRT) system of Singapore. We show that the trip distribution of Origin-Destination (OD) station … Continue reading

September 23, 2015 · Leave a comment

Simulating Congestion Dynamics of Train Rapid Transit

Investigating congestion in train rapid transit systems (RTS) in today’s urban cities is a challenge compounded by limited data availability and difficulties in model validation. Here, we integrate information from … Continue reading

September 8, 2015 · Leave a comment

On Centripetal Flows in SF Networks…

We examine the transmission of entities from the peripheries of scale-free networks toward their centers when the nodes of the network have finite processing capabilities. We look at varying network … Continue reading

September 8, 2015 · Leave a comment

Critical capacity, travel time delays of rapid mass transit systems

We set up a mechanistic agent-based model of a rapid mass transit system. Using empirical data from Singapore’s unidentifiable smart fare card, we validate our model by reconstructing actual travel … Continue reading

September 6, 2015 · Leave a comment

Complex Network Tools in Building Expert Systems…

Complex Network Tools in Building Expert Systems that Perform Framing Analysis Framing, in its specific application to media research, is defined as the “central organizing idea for making sense of … Continue reading

September 6, 2015 · Leave a comment