Kaspersky stopped 99.4 percent of malware in July, and 99.7 percent in August,
with no false positives in either month.
But the faulty touchpad made typing a nightmare,
with false positives moving the cursor seemingly at random.
Products that detect all virus samples
with no false positives receive the VB100 award.
Mostly I worry that consumers won't stop to consider the choice of success metrics, let alone question the defaults and the priorities they express.14 As we've found, accuracy isn't always the right metric, and there are real costs associated
with false positives.
One of my first experiences
with false positives is the concept of «premature mortality» due to ground level ozone.
My model has been able to accurately & timely sidestep every single bear market, and has sidestepped all but 3 significant corrections (
with no false positives).
With such huge costs associated
with false positives and far fewer with false negatives, authorizers behave rationally when adding front - end barriers.
Clearly says online if taking proton inhibitor hpylori test can come back
with false positives from breath test.
Many volunteers ended up
with false positives — they named frog species whose calls weren't being played.
Using a two - tiered testing strategy, the new test quickly identified all of the NPC patients
with no false positives and no false negatives.
While this method is consistently able to identify bone lesions, it often comes up
with false positives and is not able to identify primary tumors.
Past performance is no guarantee of future results, August is packed
with false positives, and there's no morals clause for the postseason.
It correctly identified about 90 per cent of adverts that had the same author,
with a false positive rate of only 1 per cent.
Worried about failing your life insurance drug test
with a false positive?
Not exact matches
The data presented last week, though not peer - reviewed, suggests they can do that remarkably well —
with the algorithm, in the five - minute testing windows, detecting AFib
with a 99.3 % rate of sensitivity and a 0.8 % rate of «
false positives.»
They cloud your network
with «
false positives»....
As
with all technical indicators, an overbought or oversold indicator may be followed by higher highs or lower lows, giving the impression of a
false negative or
false positive.
A new genetic test that analyzes the free DNA floating in a pregnant woman's blood was proven to be more effective at predicting chromosomal disorders compared
with standard screening tests, due to its much smaller incidence of
false -
positive results.
Unless you think the amounts of the decay element are varying just the right amount to give a
false positive to highly repeatable tests and calibrations from samples all over the world (and beyond
with meteorites), then you are wrong.
This study leaves open the question of whether the green tea tested in this study is contaminated
with gluten or if something in the green tea is causing
false positive results.
Deactivating the enzymes is done to prevent them from reacting
with the assay in an unintended way and causing
false positives results.
«[USADA] said it could be a
false positive,» one of the sources
with knowledge of the disclosure said.»
Fearful of a mass drug - test failure — poppy seeds are said to cause
false positives — Chimello ordered flight attendants to replace the offending rolls
with unseeded ones.
When the SCAT2 was issued, superseding the original SCAT published in 2005, the authors recommended continued reliance on the SAC until prospective studies could be conducted to assess the SCAT2's sensitivity (how good the test is in identifying athletes
with concussion; for example, a test which is very sensitive will have few
false negatives, rarely missing those later found to have concussion) and specificity (a test
with high specificity will have few
false positives, rarely mis - classifying people without concussion as having concussion).
I have six children and after the third, I gave up on the moms groups, and play dates, etc. because it just seemed like so much work to be superficial to try to be
positive, and do my hair, and try to match my clothes (let alone put on a bra) to try to keep up
with some
false image.
With a 99.4 % accuracy rate, the odds are low that your amniocentesis will give you a
false positive or negative for a chromosome disorder.
Highland Park's system will be on from 7 a.m. to 10 p.m., when the parks are open, to minimize disturbing neighbors
with «
false positives,» said Calvin Bernstein, the chairman of the district's Finance Committee and a strong advocate of acquiring the system.
Babies
with a
positive result sometimes turn out not to have the disease — what's known as a
false positive.
Because only about 16 in every 100,000 people end their own lives, a test
with such a level of accuracy will give many
false positive and
false negative results if used on the general population.
False memories appear to work only for foods you don't eat on a regular basis — if you had one awful experience
with chocolate as a child, you've probably had enough
positive ones since to override it.
«New tests are more exact and are not as susceptible to the same
false -
positive or
false - negative results associated
with current tests,» said Schutzer.
The standard approach has been to take additional observations for each candidate to rule out possible
false positive scenarios, or to detect the planet
with a second technique.
Because ovarian cancer is relatively rare, occurring in approximately one out of every 2,500 women, a test
with only 99 percent specificity would result in
false -
positive diagnoses for 25 women, leading to unnecessary and risky surgeries and procedures.
If you're testing a long shot, say
with a 10 percent chance of being effective, the
false positive risk for a P value of.05 is 76 percent.
«By running a gel, we perturb the nanoswitches
with an electric field to reduce
false positive results using a process called «kinetic proofreading,»» Wong explains.
Walker cross-tests every antiserum
with samples from other species to ensure it's only identifying proteins from its target, rather than providing
false positive results.
The risk of incurring an unnecessary biopsy because of a
false positive exam increased in this study, from 1 in 100 women
with mammography to 4 in 100 women
with mammography plus MBI.
Given the lack of mortality benefit of screening, and the moderate to substantial harms that could result from
false -
positive screeningtest results and subsequent surgery, the USPSTF concludes
with moderate certainty that the harms of screening for ovarian cancer outweigh the benefit, and the net balance of the benefit and harms of screening is negative.
In an editorial also published in the July 1 issue of Annals of Internal Medicine, Dr. George Sawaya and Dr. Vanessa Jacoby of the Department of Obstetrics, Gynecology and Reproductive Sciences at the University of California, San Francisco write, «The pelvic examination has held a prominent place in women's health for many decades and has come to be more of a ritual than an evidence - based practice...
With the current state of evidence, clinicians who continue to offer the examination should at least be cognizant about the uncertainty of its benefits and its potential to cause harm through
false -
positive testing and the cascade of events it prompts.»
It rarely detects important disease and does not reduce mortality and is associated
with discomfort for many women,
false positive and negative examinations, and extra cost,» said Dr. Linda Humphrey, a co-author of the guideline and a member of ACP's Clinical Practice Guidelines Committee.
During two trials, VibWrite verified legitimate users
with more than 95 percent accuracy and the
false positive rate was less than 3 percent.
«We know small planets are common, so if Kepler sees a small - looking planet candidate and it passes the strict internal vetting, it's more likely to be a planet than a
false positive because it's hard to mimic that signal
with anything else.»
The test is much less accurate for Edward syndrome and Patau syndrome, however,
with respective detection rates of about 96 % and 92 % and a
false positive rate of 0.26 %.
The results indicate that from the age of 25 to 39 about a third of patients will have a
false positive, and as screening extends to age 75, almost 80 per cent of women screened
with MRI will have at least one
false positive.
«Extrapolating our findings, our extremely conservative estimate is that there were 1.7 million individuals
with a
false -
positive cardiac biomarker test in the U.S. over those two years,» Dr. Makam said.
In theory, FAST has the potential to detect terrorists in the final minutes before they act, but critics warn that the system may have other consequences, such as flagging innocent travelers through
false positives while letting some
with ill intent sneak by through
false negatives.
They tested DBT and DM according to four outcomes — true
positive (TP), true negative (TN),
false positive (FP), and
false negative (FN) rates — by comparing the Breast Imaging Reporting and Data System (BI-RADS) score (assigned at screening
with data about subsequent cancer diagnosis).
Used in conjunction
with mammography, imaging based on nuclear medicine is currently being used as a successful secondary screening alongside mammography to reduce the number of
false positive results in women
with dense breasts and at higher risk for developing breast cancer.
They used additional statistical techniques to correct for
false positives in the data, which left them
with several hundred trans - eQTLs.
Next they ruled out a
false positive, usually caused by an eclipsing binary - star system in the background,
with two relatively small telescopes on the ground, which offer better spatial resolution than COROT does.