Sentences with phrase «signal to noise at»

11 May 2009 Terry Winters Signal to Noise at IMMA The first large - scale exhibition in Ireland by the renowned American artist Terry Winters opens to the public at the Irish Museum of Modern Art on Friday 12 June 2009.

Not exact matches

Political stats guru Nate Silver pointed at the fences and called his shot this year, and since the election, his book The Signal and the Noise skyrocketed to the top of the charts.

To be the signal in the noise requires a fresh look at messaging of the highest quality.»

For clarity, note that the HMM parameters I'm using are designed to minimize noise, which potentially comes at the expense of timely signals.

Go about your regular activities during the day and minimize noise and light at night to signal to your baby that it's time for sleep.

A single, small, retrospective case - control study examined the use of newborn transient evoked otoacoustic emission hearing screening tests as a tool for identifying infants at subsequent risk of SIDS.343 Infants who subsequently died from SIDS did not fail their hearing tests but, compared with controls, showed a decreased signal - to - noise ratio score in the right ear only (at frequencies of 2000, 3000, and 4000 Hz).

«We're at the ragged edge of our signal to noise,» says James Hannigan, who's in charge of the spectrometer.

While we're pretty good at distinguishing a signal from the noise (as is the ferret brain), putting two songs together eliminates cues that the brain uses to tell things apart.

«It allowed us to go from imaging at one frame per minute to 30 frames per second with a good signal to noise ratio,» says Saar.

But whatever the source of the stellar noise, Gilliland says that Kepler will have to detect twice as many transits of Earth - like analogues than planned — an average of six passages per planet rather than three, at intervals of roughly a year — to be sure that a dip in starlight is a true signal of an Earth - sized body.

BRAN FERREN: I guess one reason why one cares is that, as a scientist looking at a deteriorating signal - to - noise ratio, I think it may become harder to find the good stuff when it's overwhelmed by the stuff that isn't.

But he says a truly practical sensor would need to discriminate between vibration signals while ignoring unwanted noise — a skill that spiders are very good at.

However, due to the large «noise» signals at some local coastal sites, it won't be until later this decade or early next decade before the accelerations in sea level are detection at these individual tide gauge sites.»

The brain signals at that stage are quite complex, set against noise that is difficult to dampen.

A previous study, published in 2013 in PLOS Biology by auditory neuroscientist Andrew King and his laboratory at the University of Oxford in England, showed that brain cells can enhance the gain of their responses, increasing the signal corresponding to the sound of interest, while tuning out the noise.

This boosts the signal that encodes, say, a Netflix show so that it dominates over the inherent noise of the fibre, making it easier to read at the other end.

Another obstruction to obtaining a clear signal detection is the interfering electromagnetic noise generated by all bodies at temperatures above absolute zero — 0 Kelvin or minus 273 degrees Celsius.

As reported recently in Nature, physicists at the Weizmann Institute of Science used a similar trick to measure the interaction between the smallest possible magnets — two single electrons — after neutralizing magnetic noise that was a million times stronger than the signal they needed to detect.

«By manipulating speech before it is sent to the loudspeakers, we can enhance the speech signal and adapt it to the surrounding noise,» says Gustav Eje Henter, PhD student at Communication Theory at KTH Royal Institute of Technology in Stockholm.

Spectra of these targets were not available at the given resolution and signal - to - noise ratio (S / N) before.

Effects of signal - to - noise ratio on the accuracy and reproducibility of diffusion tensor imaging - derived fractional anisotropy, mean diffusivity, and principal eigenvector measurements at 1.5 T.

We suspect that many of these new candidates at the low signal - to - noise limit may be false alarms created by instrumental noise, and discuss our efforts to identify such objects.

SPHERE opens new horizons in the study of young brown dwarfs and giant exoplanets thanks to high - contrast imaging capabilities at optical and near - infrared wavelengths, as well as high signal - to - noise spectroscopy in the near - infrared from low (R ~ 30 - 50) to medium resolutions (R ~ 350).

In the early 1980s, US physicist Carlton Caves proved theoretically that the Heisenberg uncertainty principle for such signals requires that at least half an energy quantum of noise must be added to the signal.

Using 12CO lines to trace molecular gas at both low and high densities, a new map depicts a high signal - to - noise image of the inner part of IC342 that includes the first spiral arm.

«We are now finally crossing a threshold where, through very sophisticated modeling of large combined data sets from multiple independent observers, we can disentangle the noise due to stellar surface activity from the very tiny signals generated by the gravitational tugs from Earth - sized orbiting planets,» study coauthor Steven Vogt, professor of astronomy and astrophysics at UC Santa Cruz, said in a statement.

This month, it was the turn of ebooks: six science fiction and fantasy titles available at the purchaser - defined price, with those paying above average unlocking seven more, including Neil Gaiman and Dave McKean's acclaimed Signal to Noise.

In order to help you to successfully navigate through the swarm of new technologies and separate the noise from the signal, we at BookBuzzr are launching the BookBuzzr Book Marketing Technologies Center (BBMTC.)

They expect a layer of interpretation over data, signal from noise and the ability to know at a glance whether a stock is worth investigating or not.

The nice part about HDMI being all digital, is it becomes much harder to BS about signal loss, noise, etc, etc If you signal is full digital, you will basically have a check sum at the start of the signal and a check sum at the end of the signal (all digital in «Ones» and «Zeros»)... so one of two things will happen.

It's that time of the week again, and PCGamesN returns to help you cut through the noise, and tune your signal into some of the most intriguing experiments in the indie scene this week, one enticing image at a time.

At stake in each of these practices — and in «Copied» as an exhibition — is an investigation of what is made or unmade through the act of copying, the ratio of signal to noise that results in the passage from original to offspring.»

It takes at least 30 years for a signal — even a strong one — to emerge from the noise with very high confidence.

You need longer - term averaging in order to be looking at the true global sea - level signal, rather than sampling noise.

In order to understand the potential importance of the effect, let's look at what it could do to our understanding of climate: 1) It will have zero effect on the global climate models, because a) the constraints on these models are derived from other sources b) the effect is known and there are methods for dealing the errors they introduce c) the effect they introduce is local, not global, so they can not be responsible for the signal / trend we see, but would at most introduce noise into that signal 2) It will not alter the conclusion that the climate is changing or even the degree to which it is changing because of c) above and because that conclusion is supported by multiple additional lines of evidence, all of which are consistent with the trends shown in the land stations.

As for additional topics, perhaps a brief explanation on why confidence in attribution (and prediction) of temperature change is strongest at large scales and weakest at small scales, ie something about the issue of signal to noise relative to spatial scale.

But detectability is a function of the signal to noise ratio — a small shift in the mean of a distribution can give a detectable signal at the tail but not a significant signal near the middle.

Roughly speaking, the frequency spectrum of the noise (El Nino etc) has components at higher frequencies than those of the signal (CO2), so differentiation (finding the trend) worsens the signal to noise ratio.

@ LUIS «What matters now, for AR5 and future work, is to improve the process so that the outgoing «signal» is increasingly at the service of the common good rather than responsive to the «noise» of either denialists or alarmists with vested interests.»

In order to arrive at a measured value of the aiTSC, all we need to do is to identify a CO2 signal, against the background of natural noise, in the temperature / time graph, which we can prove was caused by increased levels of CO2.

What matters now, for AR5 and future work, is to improve the process so that the outgoing «signal» is increasingly at the service of the common good rather than responsive to the «noise» of either denialists or alarmists with vested interests.

You can test this by tuning noise to a composite of oscillating signals; the tuning will produce spectral peaks at the same frequencies where the composite has peaks.

[MattStat, December 13, 2012 at 4:41 pm] In filtering, there is a symmetry: if you know the signal, you can find a filter that will reveal it clearly; if you know the noise, you can design a filter to reveal the signal clearly.

After seeing the same things many times, my eyes glaze over and such statements become noise that clutter up any attempts at trying to develop a signal here.

Given the results show the signal - to - noise ratio is worse at 30 years than at 1 year, how is a fixed uncertainty reduction going to improve the 30 year scale over and above the 1 year scale?

This 50 - page article extols its methods and achievements (which involve doing vast numbers of experiments and interpreting minuscule statistical noise as important signal) and laments its passing, a reaction opposite to those of many at Princeton.

The noise that many want to cancel out or dismiss or claim that it all adds up to zero is a cacophony of interfering and amplifying signals from the elsewhere that are poorly understood at best.

We conduct a series of large ensemble simulations (7 experiments at 200 years each) to increase the signal - to - noise ratio in the stratosphere.

«They find that tropospheric temperature records must be at least 17 years long to discriminate between internal climate noise and the signal of human - caused changes in the chemical composition of the atmosphere.

Silly me — and there I was trying to determine if the Bart signal to noise ratio — credibility — was at all measurably greater than zero.