Hiroki Sayama
What I do not understand, I can still create. -- unknown アメリカで大学教員やっています．いつもヘンなことばかり考えています．意識低い系．
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- #NERCCS2026 conference program is now up!! nerccs2026.github.io/NERCCS2026-p...
- I will be hanging around in the D.C. area on February 7th and in the NYC area on March 6th, both due to a long layover Let me know if there is anything I can join then
- Reposted by Hiroki SayamaOur Satellite Call for #CCS2026 is still open, but the clock is ticking. ⌛️ Want to spotlight a hot topic in #ComplexSystems? Submit your proposal by Feb 10 and help shape our community. Any methods, tutorials, debates, and demos are welcome! Apply here: bit.ly/3LUgTNc
- Paper accepted
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- Proposal submitted
- Just found a tiny but serious bug in my code All the results from the last several weeks of numerical experiments suddenly became rubbish Lucky me
- Today is the extended deadline for #NERCCS2026!!
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- Grant rejected
- Reposted by Hiroki SayamaSave the date! The annual #Conference on #ArtificialLife - #ALIFE2026 will take place in Waterloo (Ontario, Canada), 17-21 August 2026. More details coming soon!
- Subzero morning
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- Submit your abstracts to #NERCCS2026! See you in Rochester NY in March
- Reposted by Hiroki SayamaAnother joint keynote at NetSci 2026 is official! 𝗔𝗹𝗯𝗲𝗿𝘁-𝗟𝗮́𝘀𝘇𝗹𝗼́ 𝗕𝗮𝗿𝗮𝗯𝗮́𝘀𝗶 and 𝗥𝗲́𝗸𝗮 𝗔𝗹𝗯𝗲𝗿𝘁 reunite on stage for a one-of-a-kind talk. Their discovery of scale-free networks and the Barabási–Albert model reshaped network science. We can’t wait to welcome you! @barabasi.bsky.social tinyurl.com/4t5p46yr
- Featured on BingUNews www.binghamton.edu/news/story/6... My bedhead was captured in the top photo
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- Happy New Year to you all My new year's resolution is to host CCS 2026 successfully Come join us in Binghamton in October! ccs2026.github.io
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- Exactly 20 years ago today, we moved from Tokyo to Binghamton It is hard to tell if it felt like a blink or an era, but it surely has been an amazing ride so far Wishing you and your family Happy Holidays and a peaceful, productive Year of 2026 -- the Year of Fire Horse! 🔥🐎
- Here is the static version with stable network layout
- A long-overdue interactive version finally done (Huge thanks to Google Gemini) Complex Systems Topic Network: Interactive Visualization bingdev.binghamton.edu/sayama/compl...
- A long-overdue interactive version finally done (Huge thanks to Google Gemini) Complex Systems Topic Network: Interactive Visualization bingdev.binghamton.edu/sayama/compl...
- Reposted by Hiroki Sayama📣 𝗔𝗯𝘀𝘁𝗿𝗮𝗰𝘁 𝗗𝗲𝗮𝗱𝗹𝗶𝗻𝗲 𝗘𝘅𝘁𝗲𝗻𝗱𝗲𝗱 𝗳𝗼𝗿 𝗡𝗲𝘁𝗦𝗰𝗶 𝟮𝟬𝟮𝟲! 🗓️ New deadline: 𝗝𝗮𝗻𝘂𝗮𝗿𝘆 𝟵, 𝟮𝟬𝟮𝟲 (anywhere on Earth) 👉 Find abstract requirements, conference topics, and submission instructions here: www.netsci2026.com/call-for-abs... We can’t wait to see your contributions! 🚀
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- Asia-Pacific Summer School and Conference on Networks and Complex Systems apcncs2026.github.io
- Just found this, very very cool Very interesting to see our Swarm Chemistry's "swinger" was evolved into a snake! www.youtube.com/watch?v=KStC...
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- #ComplexNetworks2025 concluding session Thank you very much organizers, student volunteers, sponsors and all participants!!
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- Great to attend a talk on the Friendship Paradox given by Scott Feld, the original proposer of the paradox! #ComplexNetworks2025
- From the Network Analysis parallel session Ivan Gallo-Mendez uses point processes to model the network of wild fires in Chile #ComplexNetworks2025
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- From the Network Analysis parallel session Ethan Dolin studies building network models (Not building "network models", but "building network" models) #ComplexNetworks2025
- Final parallel session on Network Analysis Steven Skienka analyzes the nation-wide Dutch social network data #ComplexNetworks2025
- Reposted by Hiroki SayamaEarly bird reg approaching, NetSciX in New Zealand, Feb 2026. And you can travel down the north island for the Capital City Complex Systems Symposium the week after. netscix2026.github.io www.tepunahamatatini.ac.nz/conferences/... @cna25.bsky.social @cssociety.bsky.social @netsciconf.bsky.social
- [Ad] Finally, in the last parallel session, I will be giving a talk about this complex systems diagram work (at 2:30pm in Room C): github.com/hsayama/comp... If you are still around please come and say hi #ComplexNetworks2025
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- Final #ComplexNetworks2025 keynote speaker David Stark discusses tests of systems and their resilience/transformation
- #ComplexNetworks2025 Day 3 lightning talks
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- #ComplexNetworks2025 Day 3 From the Biological Networks session
- The Girvan-Newman method #ComplexNetworks2025
- From the Social Networks parallel session #ComplexNetworks2025
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- Keynote speaker Luis Bettencourt discusses cities and their structures/functions #ComplexNetworks2025
- More from the Biological Networks parallel session #ComplexNetworks2025
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- From the Biological Networks parallel session #ComplexNetworks2025
- More from Dynamics on/of Networks parallel session #ComplexNetworks2025
- More from Dynamics on/of Networks parallel session #ComplexNetworks2025
- From Dynamics on/of Networks parallel session #ComplexNetworks2025
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- #ComplexNetworks2025 Day 2 lightning talks
- Michelle Girvan shows adaptive network dynamics and heterogeneity improve the performance of reservoir computing!! 👍💪🎉 #ComplexNetworks2025
- #ComplexNetworks2025 Day 2 keynote Michelle Girvan discusses how network science can help reservoir computing
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- This morning I found a 2020 booklet in which I wrote some of my personal history for students at the high school I graduated from Scanned and posted it online for future generations bingdev.binghamton.edu/sayama/paper...
- More from the Quantifying Success parallel session #ComplexNetworks2025
- Now in the Quantifying Success parallel session #ComplexNetworks2025
- Mark Newman studies various interesting datasets #ComplexNetworks2025
- Now the keynote by Mark Newman on networks and ranking! #ComplexNetworks2025
- More from the Network Analysis afternoon parallel session #ComplexNetworks2025
- From the Network Analysis afternoon parallel session #ComplexNetworks2025
