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domenica 10 gennaio 2016

sabato 9 gennaio 2016

# p-trade: waiting for new colored beads ...

<< It was much easier to launch back in the 1990s, when there were more market inefficiencies,” says Troy Gayeski of SkyBridge Capital, a fund of hedge funds. “Now there isn’t nearly as much low-hanging fruit in the majority of strategies as there was then.” >>

Miles Johnson. Goldman stars fall back down to earth. June 9, 2014

https://next.ft.com/content/08374420-ed8e-11e3-8a1e-00144feabdc0

# p-trade: Moto(rola)

<< Motorola gave wireless its start. But its name will soon disappear from products as a new brand label comes to life called "Moto by Lenovo.">>

Roger Cheng. Goodbye, Moto(rola). Iconic brand name to be phased out. January 7, 201612:47 PM PST

http://www.cnet.com/news/goodbye-moto-rola-iconic-brand-name-to-be-phased-out/

# rmx-s-gene-behav: flexibility through methylation

<< Stanford researchers have demonstrated how flexible gene expression can enable male cichlid fish to achieve higher social status >>

http://news.stanford.edu/news/2016/january/fish-fernald-genes-010516.html

Kapa Lenkov, Mi H. Lee, et al. Epigenetic DNA Methylation Linked to Social Dominance

http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0144750

# s-phys: creating gravitational fields ...

<< (..) device with which to create detectable gravitational fields >>

<< until now, a scientific advance like this was a dream of science fiction >>

http://www.sciencedaily.com/releases/2016/01/160108083918.htm

A. Fuzfa. General Relativity and Quantum Cosmology. How current loops and solenoids curve space-time. arXiv:1504.00333 [gr-qc]

http://arxiv.org/abs/1504.00333

venerdì 8 gennaio 2016

# s-age-brain: negative age stereotypes vs Alzheimer’s disease biomarkers

<< holding negative attitudes towards the elderly (ageism) is correlated with the later development of neurobiological changes, or biomarkers, linked to Alzheimer’s >>

<< scores on the Attitudes Toward Old People Scale (AOPS) questionnaire predicted later hippocampal atrophy, as measured with structural MRI (n=52), and with the levels of neurofibrillary tangles and amyloid plaques present in the brain post mortem (n=74) >>

<< the authors don’t discuss the possibility that both of these phenomena are caused by a third, confounding factor – a covariate that wasn’t controlled for >>

<< For example, socioeconomic status or income could explain these results >>

http://blogs.discovermagazine.com/neuroskeptic/2016/01/06/7291/

Levy BR, Ferrucci L, et al. (2015). A Culture-Brain Link: Negative Age Stereotypes Predict Alzheimer’s Disease Biomarkers. Psychology and Aging PMID: 26641877

http://www.ncbi.nlm.nih.gov/pubmed/26641877

mercoledì 6 gennaio 2016

# e-sec: please, what time is it (among other)?

<< By their very nature of being wearable, these devices [wristband and armband devices such as smartwatches and fitness trackers], however, provide a new pervasive attack surface threatening users privacy, among others >>

Tony Beltramelli, Sebastian Risi. Deep-Spying: Spying using Smartwatch and Deep Learning. (Submitted on 17 Dec 2015)

http://arxiv.org/abs/1512.05616

also:

David Glance,  New ways your smartwatch (and phone) may be spying on you. University Of Western Australia, The Conversation. January 6, 2016

http://m.phys.org/news/2016-01-ways-smartwatch-spying.html