Because the reproducibility of experimental results is an essential part of the scientific method, an inability to replicate ... Although the British newspaper The Independent wrote that the results of the reproducibility project show that much of the ... Fidler, Fiona; Wilcox, John (2018). "Reproducibility of Scientific Results". The Stanford Encyclopedia of Philosophy. ... Early analysis of this procedure has estimated that 61 percent of result-blind studies have led to null results, in contrast to ...
"How replicable are statistically significant results in social psychology? A replication and extension of Motyl et al. (in ... Open Science Collaboration (28 August 2015). "Estimating the reproducibility of psychological science". Science. 349 (6251): ... JPSP is one of the journals analyzed in the Open Science Collaboration's Reproducibility Project after JPSP's publication of ... maintain the impression that research that is published in JPSP has been thoroughly vetted and is less likely to be the result ...
The different faces result in different growth rates and electronic properties. On the SiC(0001) face, large-area single ... These graphene layers do have a good reproducibility. In this case, the graphene layer grows not directly on top of the ... Using this technique, the resulting graphene consists of small grains with varying thickness (30-200 nm). These grains occur ... Because of their different possible orientations, sizes and thickness, the resulting graphene film contains misoriented grains ...
"Codecheck confirms reproducibility of COVID-19 model results". Mirage News. 2 June 2020. Retrieved 6 June 2020. Eglen SJ (29 ... "Codecheck confirms reproducibility of COVID-19 model results". Imperial News. Imperial College London. Retrieved 2021-03-10. ... The results obtained by Imperial using the model are consistent with other models that make similar assumptions. Calibration of ... A June 2020 editorial in Nature declared the original CovidSim codebase met the requirements of scientific reproducibility. ...
PEAR's results have been criticized for deficient reproducibility.[16] In one instance two German organizations failed to ... reproduce PEAR's results, while PEAR similarly failed to reproduce their own results.[13] An attempt by York University's Stan ... Alcock concluded there was no reason to believe the results were from paranormal origin.[12] ... Jeffers also failed to replicate PEAR's results.[9] References[edit]. *^ a b Pigliucci, Massimo (2010-05-15). Nonsense on ...
Part 1: reproducibility of results for the international intercomparison". Limnology and Oceanography: Methods. 10 (4): 234-251 ... Part of the Geotraces program is to ensure results for trace elements and isotopes collected on different cruises by different ...
... and reproducibility of results. These applications are almost limitless. This is due to the ability of microscope to detect, ... The resulting image can be detected directly by the eye, imaged on a photographic plate, or captured digitally. The single lens ... It gives results much like those of the stereo light microscope. The best resolution for SEM in 2011 was 0.4 nanometer. ... This phenomenon results in a loss of contrast especially when using objectives with a high resolving power, typically oil ...
The result was greatly increased reproducibility for antihydrogen production. In particular, this technique, dubbed SDREVC ( ... The result is a rotating electric field perpendicular to the axis of symmetry of the plasma. This field induces an electric ... Enhanced Control and Reproducibility of Non-Neutral Plasmas, Phys. Rev. Lett. 120, 025001 (2018). C. Amole, M. D. Ashkezari, M ... application of a rotating electric field at frequency results in the plasma spinning up to the applied frequency, namely fE = ...
November 2010). "Reproducibility of interictal EEG-fMRI results in patients with epilepsy". Epilepsia. 52 (3): 433-442. doi: ... In practice, the causes of this artifact are not well proven and may be the results of factors such as induced electrical ...
Reproducibility of experimental results is central to the scientific method. A standard system of units facilitates this. ... As a result, units of measure could vary not only from location to location but from person to person. Metric systems of units ... When two different units are multiplied or divided, the result is a new unit, referred to by the combination of the units. For ... This accident was the result of both confusion due to the simultaneous use of metric and Imperial measures and confusion of ...
WBA strives to ensure objectivity, falsifiability and reproducibility of results. The result of a WBA is a why-because graph ( ... This process can be iterated for the newfound causes, and so on, until a satisfactory result has been achieved. At each node ( ...
They conclude "the main limitation...is the problem of reproducibility and lack of consistent results.". Various experimenters ... The resulting effects on crop growth depend nonspecifically upon multiple factors, including effects of the introduced EM ... 2011) also illustrates that "The result of the experiment shows that EM has the potential to improve the effectiveness of ... Mayer, J.; Scheid, S.; Widmer, F.; Fließbach, A.; Oberholzer (2010). ""Effective microorganisms® (EM)"? Results from a field ...
Method and Data Sharing and Reproducibility of Scientific Results". Journal of Chemical Information and Modeling. 60 (12): 5868 ...
For instance, it has been shown that results of offline evaluations have low correlation with results from user studies or A/B ... find a common understanding of reproducibility, (3) identify and understand the determinants that affect reproducibility, (4) ... As a result, in December 2009, an anonymous Netflix user sued Netflix in Doe v. Netflix, alleging that Netflix had violated ... The topic of reproducibility is not new in recommender systems. By 2011, Ekstrand, Konstan, et al. criticized that "it is ...
Reproducibility and recovery). In order to ensure maximum reproducibility in gel pore size and to obtain a fully polymerized ... As a result, the prepared gel is homogeneous (in terms of homogeneous distribution of cross-links throughout the gel sample), ... forming covalent acrylamide adduction products that may result in multiple bands. Additionally, the time of polymerization of a ...
Reproducibility has been defined as the ability of a result to be replicated through independent experiments within the same or ... These concerns are part of the larger reproducibility crisis in science. Some of the reasons for the lack of reproducibility in ... Erasmus Darwin was also impacted by the tragedy of the plagues and it resulted in the publication of his Zoonomia where he ... This resulted in several persistent misunderstandings of human anatomy. Another key early contributor to early comparative ...
With a view to improving reproducibility of scientific results, it has been suggested that research-funding agencies finance ... He counselled pursuing results with p values below 0.05 and not wasting time on results above that. Thus arose the idea that a ... A fundamental feature of the scientific enterprise is reproducibility of results. "For decades", writes Shannon Palus, "it has ... These results almost always center on null-hypothesis significance testing, which produces a p value. Such testing does not ...
The data and analysis provenance is maintained for reproducibility of results. BisQue can be easily deployed in cloud computing ... These results are stored back into the system in the form of tags, graphical objects and/or images. Images or metadata are ... In the latter case, BisQue can automatically parallelize analysis over large image datasets and then collect the results in a ... In BisQue, sharing images, metadata and analysis results can be performed through the web. The system contains an export ...
Piette, Elizabeth R.; Moore, Jason H. (19 April 2017). Improving the Reproducibility of Genetic Association Results Using ... Permutation testing makes it possible to generate an empirical p-value for the result. Replication in independent data may also ...
But when he finally presented his results he reported an excess heat of only one degree Celsius, a result that could be ... Reproducibility is one of the main principles of the scientific method, and its lack led most physicists to believe that the ... xi, 207-209 "The ratio of the worldwide positive results on cold fusion to negative results peaked at approximately 50% (...) ... concluding that results as of that date did not present convincing evidence that useful sources of energy would result from the ...
Domingo Docampo (1 July 2012). "Reproducibility of the results of the Shanghai academic ranking of world universities". ... Whereas in the case of the other rankings the results are adjusted to take account of the size of institutions, hardly any such ... A 2013 paper in the same journal finally showed how the Shanghai ranking results could be reproduced. In a report from April ... A 2007 paper published in the journal Scientometrics found that the results from the Shanghai rankings could not be reproduced ...
Best results on reproducibility from lab to production (PDF). Eirechrom. v t e. ... These more sophisticated systems also allow the closed loop control of the reactor as a result of taking readings from the ...
The initial flutemetamol PET scan resulted in 43 positive and 25 negative results for cerebral cortisol amyloid status. 69 of ... The second trial assessed intra-reader reproducibility of PET scans using flutemetamol. Of the 176 patients imaged in this ... These results correlate with the pre-mortem scan. The second clinical trail included 276 subjects with a median age of 72. The ... Final results met the pre-specified success rate with a Fleiss' kappa statistic of 0.83. GE Healthcare's largest marketing ...
In an effort to address issues with the reproducibility of research results, some scholars are asking that authors agree to ... by allowing others to look at the reproducibility of results, and to allow data from many sources to be integrated to give new ... with mixed results, in order to reanalyze them. A recent attempt resulted in only seven data sets out of fifty requests. The ... Open science data or Open Research Data is a type of open data focused on publishing observations and results of scientific ...
Random errors will affect the reproducibility and precision of the resulting structures. If the errors are systematic, the ... The process results in an ensemble of structures that, if the data were sufficient to dictate a certain fold, will converge. Is ... Thus, the results obtained from nitrogen-15 relaxation measurements may not be representative of the whole protein. Therefore, ... However, since nitrogen atoms are found mainly in the backbone of a protein, the results mainly reflect the motions of the ...
Open research computation also addresses the problem of reproducibility of scientific results. The term "open science" does not ... The results of their research showed that the technology is well suited for open science and can provide advantages, for ... Scientists often publish the results of their research by writing articles and donating them to be published in scholarly ... "The Open Access citation advantage: Studies and results to date." (2010). Center for Brains, Minds and Machines (CBMM) (19 ...
Its products are focused to offer quality and the reproducibility of laboratory results. Besides the unit offers customized ...
A decrease in total free energy was observed to be a result of the assembly of nanoparticles at an oil/water interface. When ... The existence of life is strongly dependent on the reproducibility of self-assembly. Challenges There exist several outstanding ... Can result in structural dimensions across orders of magnitude, from nanoscale to macroscale. Is relatively inexpensive ... The decrease in total free energy for microscopic particles is much larger than that of thermal energy, resulting in an ...
Early analysis of such reforms has estimated that 61 percent of result-blind studies have led to null results, in contrast to ... More systematic efforts to assess the extent of the problem, such as the Reproducibility Project of the Center for Open Science ... statistical techniques are used to distinguish unique results of the experiment from the null hypothesis that variations result ... The results of intelligence tests were used to argue for segregated schools and economic functions-i.e. the preferential ...
xi, 207-209 "The ratio of the worldwide positive results on cold fusion to negative results peaked at approximately 50% (...) ... Reproducibility. In 1989, after Fleischmann and Pons had made their claims, many research groups tried to reproduce the ... results.[40] On 10 April 1989, a group at Texas A&M University published results of excess heat and later that day a group at ... concluding that results as of that date did not present convincing evidence that useful sources of energy would result from the ...
7,391 deaths resulted from medication errors. If 44,000 to 98,000 deaths are the direct result of medical mistakes, and the CDC ... and tools should also be formatted and standardized such that EM educators can use the data and count on it for reproducibility ... According to survey results from the Association of American Medical Colleges (AAMC) simulation content taught at medical ... The table below shows the results of tests given to 20 students using highly advanced medical simulation training materials and ...
... and is normally repeated at least three times to ensure reproducibility. Since results are dependent on patient cooperation, ... Results are usually given in both raw data (litres, litres per second) and percent predicted-the test result as a percent of ... Generally speaking, results nearest to 100% predicted are the most normal, and results over 80% are often considered normal. ... the FEV1 and FVC are both reduced proportionally and the value may be normal or even increased as a result of decreased lung ...
6) There should be one or more available assay platform for such biomarker with test-retest reliability and reproducibility ... and to define strata based on the results. ...
... 82 also uses fixed-point arithmetic instead of floating-point, to ensure reproducibility of the results across different ... As a result, TeX has been ported to almost all operating systems, usually by using the web2c program to convert the source code ... This resulted in some "hacks" overloading some fields, which in turn required other "hacks". On an aesthetics level, the ... The problem is thus to find the set of breakpoints that will give the most visually pleasing result. Many line breaking ...
Li JT, Andrist D, Bamlet WR, Wolter TD (November 2000). "Accuracy of patient prediction of allergy skin test results". Annals ... 2014). Pollen monitoring: minimum requirements and reproducibility of analysis. Aerobiologia, 30(4), 385-395. ...
... and better reproducibility of results.[5] Naming conventions[edit]. "Record linkage" is the term used by statisticians, ... The resulting total weight is then compared to the aforementioned thresholds to determine whether the pair should be linked, ... Most, if not all, record linkage strategies would result in more accurate linkage if these values were first normalized or ... As this example demonstrates, even a small decrease in data quality or small increase in the complexity of the data can result ...
... concerns throughout the scientific literature resides in the viability and reproducibility on a large scale of observed results ... The assessment is made for certain microorganisms; if the result is favorable, it leads to "Qualified Presumption of Safety" ... 2010). ": Guide to designing, conducting, publishing and communicating results of clinical studies involving probiotic ... and encouraging results were obtained, especially in the relief of chronic constipation.[citation needed] ...
... saving time and improving the quality of results by increasing reproducibility. Etest and related instruments offer one of the ... However, to maximise reproducibility, the medium chosen should fulfil the basic requirements for a susceptibility test medium. ... The inhibition zone sizes from disc test results were compared to Minimum Inhibitory Concentration (MIC) values based on the ... Therefore, for reliable and reproducible results, the stability of the gradient must be maintained for many hours. The ...
The result was a replication of the repeatedly reported open access citation advantage, with the advantage being equal in size ... Open Science Collaboration (2015). "Estimating the Reproducibility of Psychological Science". Science. 349 (6251): aac4716. doi ... Perhaps paradoxically, the removal of this barrier might actually result in an increase of the quality of published work, as it ... Such modern technology includes posting results to preprint servers, preregistration of studies, open peer review, and other ...
A reproducibility limit is the value below which the difference between two test results obtained under reproducibility ... Reproducibility is the ability to get the same research results or inferences, based on the raw data and computer programs ... that can be used to reproduce the results and create new work based on the research.[11][12][13][14][15] Typical examples of ... think failure to reproduce published results means the result is probably wrong, and most say they still trust the published ...
The result of the last home game by the Washington Redskins prior to the presidential election predicted the outcome of every ... Because results from prospective studies on people who increase their bicycle use show a smaller effect on BMI than cross- ... This is a scientific example that resulted from a study at the University of Pennsylvania Medical Center. Published in the May ... However, an observed effect could also be caused "by chance", for example as a result of random perturbations in the population ...
Random errors will affect the reproducibility and precision of the resulting structures. If the errors are systematic, the ... The process results in an ensemble of structures that, if the data were sufficient to dictate a certain fold, will converge. ... Thus, the results obtained from nitrogen-15 relaxation measurements may not be representative for the whole protein. Therefore ... However, since nitrogen atoms are found mainly in the backbone of a protein, the results mainly reflect the motions of the ...
Domingo Docampo (1 July 2012). "Reproducibility of the results of the Shanghai academic ranking of world universities". ... ResultsEdit. Greater China Rankings (100) - Top 10[Note 2][38]. Institution. 2011. 2012. 2013. 2014. 2015. 2016. 2017. 2018 ... a b c d Order shown in accordance with the latest result. ... ResultsEdit. Academic Ranking of World Universities (500) - Top ... Whereas in the case of the other rankings the results are adjusted to take account of the size of institutions, hardly any such ...
As a result, several studies have shown that the immunogenicity of oats varies depending on the cultivar consumed. Thus, it is ... "Comparison of the interobserver reproducibility with different histologic criteria used in celiac disease". Clin. Gastroenterol ... Not all areas may be equally affected; if biopsies are taken from healthy bowel tissue, the result would be a false negative.[ ... The latter case yields a permanently covalently linked complex between the gliadin and the tTg.[78] This results in the ...
Reproducibility: This allows for researchers to use the exact methods used to calculate the relations between biological data. ... This is a direct result of major pharmaceutical companies needing more qualified analysts of the large data sets required for ...
... results, and conclusions of an experiment or set of experiments, or offers a novel interpretation of previous results. In ... Among the finding of meta-research is a low rates of reproducibility across a large number of fields. This widespread ... and this under-representation in turn results in disproportionately reduced acceptance of the results of their efforts as ... The results of the data analysis in rejecting or failing to reject the null hypothesis are then reported and evaluated. At the ...
This results in more reproducible and reliable experimental results. Since patients dislike having their hair filled with gel, ... Barriers to reproducibility and replicability". Psychophysiology. 56 (11): e13437. doi:10.1111/psyp.13437. ISSN 1469-8986. PMID ... EEG measures voltage fluctuations resulting from ionic current within the neurons of the brain.[1] Clinically, EEG refers to ... Unlike other means of studying reaction time, ERPs can elucidate stages of processing (rather than just the final end result)[ ...
Published results of experiments can also serve as a hypothesis predicting their own reproducibility. ... If an experiment cannot be repeated to produce the same results, this implies that the original results might have been in ... For significant or surprising results, other scientists may also attempt to replicate the results for themselves, especially if ... due to his emphasis on experimental data and reproducibility of its results.[15][16] ...
The result would be a consistent yet inaccurate string of results from the flawed experiment. Eliminating the systematic error ... reproducibility - the variation arising using the same measurement process among different instruments and operators, and over ... Appendix D.1: Terminology, Guidelines for Evaluating and Expressing the Uncertainty of NIST Measurement Results ... Accuracy is the proximity of measurement results to the true value; precision is the degree to which repeated (or reproducible ...
"On the reproducibility of science: unique identification of research resources in the biomedical literature". PeerJ. 2 ... Some immune deficiencies, such as X-linked agammaglobulinemia and hypogammaglobulinemia, result in partial or complete lack of ... "Reporting research antibody use: how to increase experimental reproducibility". F1000. 23 August 2013. Retrieved 1 September ... Computational approaches provide a cheaper and faster alternative to crystallography, but their results are more equivocal, ...
Based on the low power of studies, one would expect a large number of non-significant results, but these results are missing ... Reproducibility controversy and conflicting meta analysesEdit. In 2016, a major study (2141 participants) carried out at two ... The results of this study indicated that people who experienced ego depletion felt less guilty and donated less money than non- ... The complexity of consumer decisions in itself can result in ego depletion.[24] This, in turn, could impact any subsequent ...
"The use of p values for nearly a century [since 1925] to determine statistical significance of experimental results has ... contributed to an illusion of certainty and [to] reproducibility crises in many scientific fields. There is growing ... The presence of missing data or censoring may result in biased estimates and specific techniques have been developed to address ... The presence of missing data or censoring may result in biased estimates and specific techniques have been developed to address ...
... which would have resulted in the upper limit of the kilogram's reproducibility being around 10−5 whereas the current ... Impact on reproducibility[edit]. All seven of the SI base units will be defined in terms of defined constants[Note 7] and ... This would result in the dalton and the atomic mass unit potentially differing from each other with a relative uncertainty of ... with the result that the redefinition of the kilogram and the additional rigour in the definitions of the second and metre ...
Bertrand Russell argued that some individual actions based on beliefs for which there is no evidence of efficacy, can result in ... as well as the degree to which their predictions match experimental results.[17] Skepticism in general may be deemed part of ... Unqualified medical practice and alternative medicine can result in serious injury and death[38][39].Skeptical activist Tim ... and then sharing the results with the public. ... Reproducibility. *Scientific reductionism. *Scientism. *Secular ...
The historical results of Coley's vaccine therapy are difficult to compare with modern results because Coley's studies were not ... Although Coley claimed successful treatment of hundreds of patients, the absence of proven benefit or reproducibility led to ... Coley published the results of his work as a case series, making it difficult to interpret them with confidence. According to ... In particular, the therapy resulted in immediate tumor destruction and pain relief. ...
Normalization of results. This step aims to answer "Is that a lot?" by expressing the LCIA results in respect to a chosen ... Consistency and reproducibility of the methods used in the study. *Sources of Data ... The results are used to help decision-makers select products or processes that result in the least impact to the environment by ... Classification of inventory results. In this step, the LCI results are assigned to the chosen impact categories based on their ...
The resulting phage particles that are produced contain the single-stranded phagemids and are used to infect XL-1 Blue cells.[2 ... This approach has a lower rate of reproducibility and tends to yield higher amounts of false positives compared to the matrix ... Each of these points alone can give rise to false results. Due to the combined effects of all error sources yeast two-hybrid ... The exact rate of false positive results is not known, but earlier estimates were as high as 70%. This also, partly, explains ...
... has become popular due to the exact reproducibility of the results.[13] ... compares the results of training on the data sets[Note 1]. threeColors = [255, 0, 0], [0, 255, 0], [0, 0, 255]. eightColors = [ ... The other plots each overlay the resulting map with predicted values on an input dimension: red means a predicted 'yes' vote on ... have been several attempts to modify the definition of SOM and to formulate an optimisation problem which gives similar results ...