ライフサイエンスコーパス: image quality

1 te of administration of sedatives as well as image quality.

2 /min.) and all examinations were of adequate image quality.

3 quality, and one reader determined objective image quality.

4 cts, leading to a significant improvement in image quality.

5 h and continuity, surrogate measures of SMLM image quality.

6 eted examinations with adequate to excellent image quality.

7 level, and the effect of breast shielding on image quality.

8 espiratory shifts of lesions, and diagnostic image quality.

9 rohn disease, despite an inferior subjective image quality.

10 ry blood concentration with potentially good image quality.

11 superior to the CNR for the evaluation of CT image quality.

12 ility for achieving high efficiency and high image quality.

13 potential of IR algorithms while maintaining image quality.

14 led antibody was low, resulting in excellent image quality.

15 MR scan protocols while achieving higher PET image quality.

16 of 1760 segments were evaluated in terms of image quality.

17 ther the reduction in counts affects overall image quality.

18 ection criteria were intended to ensure good image quality.

19 n comparison, subject's age, and fingerprint image quality.

20 al coherence tomographic scans owing to poor image quality.

21 RG, cardiac-MF, and dual-MF images to assess image quality.

22 contrast was doubled, effectively increasing image quality.

23 th CBCT, such as imaging artifacts, dose and image quality.

24 icuity, spatial resolution, image noise, and image quality.

25 x-ray energy with no decline in angiographic image quality.

26 ion; scores were 0, no diagnosis, to 3, high image quality.

27 on of radiation exposure and optimization of image quality.

28 ithout compromising depiction of findings or image quality.

29 of applied radiation doses while maintaining image quality.

30 tic valve could improve PET quantitation and image quality.

31 nsated MR and PET reconstructions to improve image quality.

32 coxon signed-rank tests were used to compare image quality.

33 rformed at the point of care with reasonable image quality.

34 ation that can be used to improve MR and PET image quality.

35 markedly improves SNR, resulting in improved image quality.

36 intaining an appropriate level of diagnostic image quality.

37 re sufficient number of photons for superior image quality.

38 and high radiation dose to achieve superior image quality.

39 an increase in image noise and a decline in image quality.

40 ters randomly assessed both PET datasets for image quality (3-point scale) and for the presence of fo

41 ween morphologic datasets and differences in image quality (4-point scale), SUVmean, SUVmax, and char

42 light diffuser over the flash to improve the image quality, a mini dark box and a disposable analytic

43 effect of iso-osmolar contrast media and the image quality achieved.

44 The image quality, alignment, and confidence in anatomic loc

45 assess intra- and interobserver agreement in image quality, alignment, and confidence in lesion local

46 resolution, sensitivity, counting rate, and image quality along with a low cost and unique mobile ca

47 Objective and subjective image quality also was assessed.

48 quality, relationship between heart rate and image quality, amount of contrast agent given to the pat

49 Qualitative image quality analyses revealed no significant differenc

50 ing of multiple en face OCTA images improves image quality and also significantly impacts quantitativ

51 Image quality and artefacts were rated.

52 nts, induces stress, and leads to suboptimal image quality and avoidance of imaging, thus increasing

53 the results indicated significantly enhanced image quality and contrast-to-noise performance for Q.Cl

54 PET image quality and detection rate of (18)F-FDG-positive l

55 The improvement in image quality and diagnostic accuracy of the technique w

56 e report our initial clinical experience for image quality and diagnostic performance of a digital PE

57 medium energy (20-24 MeV) and its impact on image quality and dosimetry was required.

58 ht-bearing examinations) provides sufficient image quality and favorable dose characteristics to warr

59 to gated (18)F-NaF PET images could enhance image quality and improve uptake estimates.

60 maging demonstrated either excellent or good image quality and interreader agreement (kappa = 0.89-1.

61 Image quality and interreader agreement were assessed.

62 ic absorption rate sequences to validate MRI image quality and lack of heating.

63 ation exposure level, readers' perception of image quality and lesion conspicuity was consistently ra

64 SAFIRE-3 yielded similar reader rankings of image quality and lesion conspicuity when compared with

65 great capabilities offered by TOF to improve image quality and lesion detectability.

66 Conclusion IC-IR improved objective image quality and lesion detection confidence but did no

67 camera-acquired images, leading to variable image quality and limited exchangeability.

68 etween different operators and the different image quality and magnification of the panoramic radiogr

69 daptive statistical iterative reconstruction image quality and marked findings.

70 MATERIAL/METHODS: Image quality and mean glandular doses were measured and

71 ctive coronary artery disease with excellent image quality and minimal dark-rim artifacts.

72 e of PSF modeling was investigated on visual image quality and number of detected lesions, both asses

73 Almost all assessed image quality and perceived diagnostic capability parame

74 ads to significant improvements in perceived image quality and perceived diagnostic capability when e

75 ovascular magnetic resonance offers superior image quality and practical advantages.

76 Internet to a teledermatologist to evaluate image quality and presence of significant clinical lesio

77 re on their PET scanners to improve clinical image quality and quantification.

78 Respiratory motion negatively affects PET/CT image quality and quantitation.

79 IQ SPECT effectively preserved both image quality and quantitative measurements with reduced

80 To achieve the best image quality and reproducibility, the (23)Na sequence w

81 ngle-molecule localization microscopy (SMLM) image quality and resolution strongly depend on the phot

82 itude-only modulation holograms have limited image quality and resolution to reappear both amplitude

83 at limits the spatial resolution, diagnostic image quality and results in typically long acquisition

84 Image quality and spatial resolution were tested accordi

85 Purpose To assess image quality and speed improvements for single-shot fas

86 ally feasible and is more robust in terms of image quality and SUV quantification than (18)F-fluoride

87 Image selection of SLs was based on high image quality and the presence of histopathologic inform

88 diac motion of the heart can strongly impair image quality and therefore diagnostic accuracy of cardi

89 onary plaque lesions were compared to assess image quality and uptake estimates.

90 sion Respiratory gating increases diagnostic image quality and uptake values and decreases metabolic

91 alized in the near future because they offer image quality and viewing angles comparable to a cathode

92 assessed for intraluminal opacification and image quality and were compared by using the Student t t

93 metric valve orifice area, echocardiographic image quality, and aortic stenosis severity by Doppler a

94 ging is feasible, provides good or excellent image quality, and has the potential to improve diagnost

95 formed to test for differences in subjective image quality, and linear regression was performed to te

96 ent blinded radiologists assessed subjective image quality, and one reader determined objective image

97 sess for differences in diagnostic accuracy, image quality, and radiation dose between the FBP and AI

98 Analysis of signal strength, image quality, and reproducibility of corneal vascular m

99 een motion scans with PROMO, which have good image quality, and resting scans without PROMO.

100 cs and an appropriate blinking duty cycle on imaging quality, and developed a software-based drift co

101 The integrated proton array demonstrated image quality approximately equal to that of a clinical

102 CR systems are capable of obtaining the same image quality as the SF systems, but only at a significa

103 s and were scored and ranked on the basis of image quality, as assessed by visual evaluation, with th

104 We show that perceived image quality, as well as spatial resolution, are both d

105 Following exclusions due to comorbidity and image quality assurance, the final sample included 791 p

106 at both time points by visual analysis, the image quality at both time points, and a semiquantitativ

107 Importantly, it is capable of providing high image quality at low x-ray doses, compatible with or eve

108 a subset of 111 CT examinations to validate image quality at the lower bound.

109 t only do we demonstrate achievement of high image quality at two different synchrotron facilities, b

110 The best image quality, at a reasonably low dose, was observed fo

111 rank against a panel of parameters (overall image quality; background liver, mediastinum, and marrow

112 ive patients of our cornea clinics with poor image quality being the only exclusion criterion.

113 high spatial resolution were used to compare image quality between coils.

114 lts The phantom experiment showed comparable image quality between DSSE and conventional single-sourc

115 rformed to test for differences in objective image quality between the automatically selected tube vo

116 rates and corrects for normal variability in image quality between the eyes, and whether this correct

117 had no significant differences in subjective image quality between tube voltages (P = .106) but who d

118 a quantitative way not only to optimize the image quality between uniformity and sharpness but also

119 e an additional level of reproducibility and image quality beyond what is required for diagnostic ima

120 ratory motion and showed that it can improve image quality both for PET acquired simultaneously to th

121 We compute a quantitative image quality budget for this visual system and show how

122 from raw PET data and that the clinical PET image quality can be improved using only a short additio

123 provide magnification as high as 170x, with image qualities comparable to a state-of-the-art commerc

124 dose-reduced chest computed tomography (CT) image quality compared with that attained with conventio

125 rifice in attenuation-corrected SPECT and CT image quality, compared with the conventional protocol u

126 After image quality control, voxel-wise statistics were perfor

127 Image quality, coronary segment interpretability, effect

128 ng, for which additionally an improvement of image quality could be observed.

129 eyes of 122 subjects were included based on image quality criteria.

130 Image quality determined by age was fair to good in 68 (

131 DigitalTF provides better image quality, diagnostic confidence, and accuracy than

132 E-acquisition (CINE) on total x-ray dose and image quality during invasive cardiovascular procedures.

133 On-site and centralized measures of image quality enable monitoring of completeness of the a

134 Different methods of image quality evaluation are routinely used for analogue

135 A diagnostic confidence index was used for image quality evaluation; scores were 0, no diagnosis, t

136 UTE image quality exceeded that of MR angiography for subseg

137 ng tissue, devising procedures for balancing image quality, field of view and acquisition speed.

138 This study aimed to investigate image quality for a comprehensive set of isotopes ((18)F

139 CR phantom can be routinely used to evaluate image quality for all types of mammographic systems.

140 e voltages are feasible and yield diagnostic image quality for CT angiography of the aorta.

141 Image quality for DR systems was significantly higher th

142 s approach greatly improves the fluorescence image quality for examining live cell behaviors and dyna

143 In the present study, image quality for several screen-film (SF), computed rad

144 n BH SPARSE-SPACE showed similar or superior image quality for the pancreatic and common duct compare

145 phy in the detection of PE and yields better image quality for visualization of small vessels and lun

146 Image quality for visualization of the CCL was considere

147 e-shot echo-planar imaging , and it improved image quality from a score of 1 of 10 to a score of 8 of

148 Good to moderate image quality (grades 1-5) was obtained in 53% and 74% o

149 Image quality has been dramatically improved with the in

150 Potential targets for future imaging quality improvement initiatives include head CT

151 otion correction led to an improvement in MR image quality in all subjects, with an increase in sharp

152 own the potential for significantly improved image quality in comparison with standard parallel-hole

153 Optimal image quality in light-sheet microscopy requires a perfe

154 ve specimens and thus substantially improves image quality in live-imaged primary cell cultures, plan

155 and without an conspicuous deterioration in image quality in patients suspected of having renal coli

156 eration clustered-pinhole system can provide image quality in terms of resolution, contrast, and the

157 The image quality in the mid abdomen seems to be more affect

158 on-produced (99m)Tc-NaTcO4 did not influence image quality in the standard-energy window.

159 It also improved image quality in these locations (P = 0.02, 0.01, and 0.

160 lso a significant qualitative improvement in image quality in these locations.

161 e background speckle noise thus degrades the image quality in traditional microscopy and more signifi

162 er steps and provided significantly improved imaging quality in vivo.

163 With the Jaszczak phantom, image quality increased overall when a reconstruction al

164 SAFIRE system).The measurements involved: - image quality indicators for the CATPHAN 600 phantom; -

165 Purpose To assess image quality, interpretability, diagnostic accuracy, an

166 tracer dose reduction, while maintaining PET image quality (IQ) in integrated PET/MR, may be achieved

167 there exist critical circumstances, when the image quality is compromised due to high background scat

168 aused by bones are significantly reduced and image quality is improved when employing our approach.

169 B Readers had minimal agreement on technical image quality (kappa = 0.0796; 95% confidence interval [

170 Image quality, lesion conspicuity, and image properties

171 ewed the 2 sets of PET/CT images for overall image quality, lesion conspicuity, and sharpness.

172 es evaluation of coronary arteries with high image quality, low radiation exposure, and high diagnost

173 Qualitative analyses and calculations of image quality (McNemar test), plaque components (McNemar

174 quency field, or B1, maps were acquired, and image quality, measurement reproducibility, and accuracy

175 Additional image quality measurements were made from phantom, human

176 In both systems, scores were similar for image quality (median score, 4; P = .19), noise (median

177 ar mixed-effects models were used to analyze image quality metrics and diagnostic performance for les

178 Objective image quality metrics were compared in the phantom exper

179 1; P = .17), with good interrater agreement (image quality, noise, and artifact ICC: 0.84, 0.88, and

180 y; background liver, mediastinum, and marrow image quality; noise level; and lesion detectability).

181 tion information was used to improve the PET image quality of a human in vivo scan.

182 ence ranges were developed after analysis of image quality of a subset of 111 CT examinations to vali

183 The image quality of both attenuation-corrected SPECT and CT

184 he objective of this study was to assess the image quality of CMICE-013 and compare its uptake with t

185 rpose To compare the diagnostic accuracy and image quality of computed tomographic (CT) enterographic

186 For MR, in most scans image quality of CTM scans was found to be comparable to

187 o combat atmospheric aberrations, to improve image quality of fluorescence microscopy for biological

188 (PC) collimator was capable of improving the image quality of high-energy SPECT.

189 ferent light sources and how they affect the image quality of holographic display are investigated.

190 Image quality of pulmonary arteries and lung parenchyma

191 within milliseconds, and therefore optimize image quality of the features of interest interactively.

192 puted tomographic technology is evolving and image quality of the method approaches the level require

193 The image quality of the PC collimator was quantitatively co

194 The overall image quality of the PSF reconstructions was rated bette

195 Image quality of the subclavian and aortoiliofemoral art

196 ging findings, radiation dose estimates, and image quality of the two CT reconstruction methods were

197 We demonstrate that the image quality of this technique is comparable to convent

198 rodent lower digestive track to improve the imaging quality of deep-lying vessels inside the abdomin

199 ess the effect of nodule characteristics and image quality on observer disagreement.

200 singly, we observe a nonlinear dependence of image quality on optical density by varying optical path

201 ometries revealed a strong dependency of the image quality on the source location pattern.

202 Image quality optimization and comparisons of readout-se

203 and characterization of diseases, as well as image quality optimization.

204 fibrillated in the MRI without degrading the image quality or increasing the time needed for defibril

205 rid CZT SPECT/CT camera without compromising image quality or significantly altering quantification o

206 imal reduction possible without compromising image quality or the quantification precision of clinica

207 ithout significant differences in subjective image quality (P = .178), and without significant differ

208 difference in the matched sections for each image quality parameter.

209 ated BH SPARSE-SPACE and RT SPACE images for image quality parameters in the pancreatic duct and comm

210 riments were used to systematically quantify image quality parameters including signal-to-noise ratio

211 The goal was to evaluate the image quality performance of various cardiac MR sequence

212 ational Electrical Manufacturers Association image-quality phantom was scanned on a time-of-flight PE

213 An image-quality phantom was used to measure contrast recov

214 raged contrast recovery coefficients for the image-quality phantom were 53.7, 64.0, 73.1, 82.7, 86.8,

215 al Electrical Manufacturers Association 2007 image-quality phantom.

216 with ST underwent OCT imaging; 14 (6.1%) had image quality precluding further analysis.

217 The fat fractions and image quality produced were acceptable up to a factor of

218 les with minimal impact on the reconstructed image quality, quantified using a structural similarity

219 Areas under the curve and image quality ratings were compared by using the F test

220 .001) without a conspicuous deterioration in image quality (reduced-dose MBIR vs ASIR 50% mean scores

221 We aimed to report the image quality, relationship between heart rate and image

222 n of the relationship between heart rate and image quality revealed a significant difference between

223 HR coronary CT angiography showed a higher image quality score (3.7 vs 3.4, P < .001) and evaluabil

224 repeatability (kappa coefficient, 0.76) for image quality score and good interobserver agreement for

225 The qualitative image quality score for ECG pad (3.9 +/- 0.19) was compa

226 The image quality score was 4 for 99% (283 of 286) of the se

227 uation increase ratio (SAIR), and subjective image quality score were measured and compared between t

228 th regards to in-stent noise, SNR, SAIR, and image quality score.

229 ectively), with significantly better NPS and image quality scores for lung, soft tissue, and bone and

230 Overall image quality scores were higher for BH SPARSE-SPACE tha

231 Image quality scores were lower with NIR-C versus AR (P

232 re patients had acceptable or better overall image quality (scores >/= 3) with BH SPARSE-SPACE than w

233 resonance imaging with a high (versus a low) image quality showed higher diagnostic accuracies for de

234 In phantoms, PET image quality, signal-to-noise ratio, geometry, and arti

235 the external morphology of the limb with an image quality similar to scanning electron microscopy, w

236 cent portable devices, but a serious drop of image-quality, so-called image-flickering, has been foun

237 from being a primary determinant in overall image quality, spatial resolution has important conseque

238 The image quality, speed, minimal complexity, and ease of us

239 fter adjusting for speckle-tracking analyst, image quality, study site, age, sex, smoking status, alc

240 In the image quality test, contrast recovery for VPHD, VPHD-S,

241 Several SF systems failed to pass the image quality tests because of artifacts.

242 The DigitalTF showed better image quality than the GeminiTF.

243 se parameters because they fear a decline in image quality that could affect procedural outcomes.

244 ent dyes in HeLa cells were resolved with an image quality that is comparable to similar samples capt

245 RI sequences in an HFO platform offer a high image quality that is comparable to the quality of image

246 33 mL at 80 kVp to 68 mL at 110 kVp) yielded image quality that was satisfactory or better in all 61

247 In cohort A, image quality that was satisfactory or better was attain

248 use two distinct ways to assess transmitted image quality: the structural similarity index (SSIM), a

249 IR improves image quality through cyclic image processing.

250 ther BPL leads to an improvement in clinical image quality using (90)Y.

251 concordance of clinical interpretation, and image quality using kappa coefficient and percentage agr

252 The best image quality was achieved with a predose of 20-100 ug o

253 Good image quality was achieved, with high reproducibility (m

254 rrelation to frozen histologic analysis, but image quality was affected by variations in image contra

255 Image quality was assessed and rated on a four-point sca

256 Image quality was assessed via the coefficient of variat

257 ve fat fraction and R2* relaxation rate, and image quality was assessed with a four-point scale by tw

258 e 3 modality performances were evaluated and image quality was assessed with a Likert-scale questionn

259 Image quality was better for PET/CT than for PET/MRI (P<

260 Material/An evaluation of image quality was carried out for 22 ultrasound scanners

261 Image quality was characterized by the contrast-to-noise

262 Image quality was comparable for all sequences (all p>0.

263 Consequently, image quality was considerably improved using (18)F-4FMF

264 Image quality was evaluated by using visual scoring, num

265 various regions of interest, and subjective image quality was evaluated with a five-point Likert sca

266 Subjective image quality was evaluated with a masked reading of eac

267 Image quality was evaluated.

268 Image quality was extended by accounting for different a

269 Overall image quality was good, with little motion artifact.

270 Objective image quality was measured for various regions of intere

271 Qualitative and quantitative assessment of image quality was performed by using a 7-point scale (gr

272 Image quality was rated diagnostic for both PET datasets

273 ble artifacts on CT and MR images, and PTFOS image quality was rated significantly higher than that w

274 MRI image quality was reduced by 0.8 or 1.6 dB, with the gen

275 ng of 3.0/3 for PET/MR and 2.3/3 for PET/CT, image quality was significantly superior for PET/MR (P <

276 Subjective image quality was stable over a range between 1.25 and 2

277 Image quality was sufficiently high to visualize scaffol

278 Image quality was superior in PC (median image score, 1)

279 Excellent imaging quality was achieved with both (18)F-DCFPyL and

280 Based on the currently attainable image quality, we estimate a threshold for detection tha

281 rdiographic quantification and color Doppler image quality were associated with improved concordance

282 catter fraction, counting rate accuracy, and image quality were characterized with the National Elect

283 e, and a relationship between heart rate and image quality were evaluated.

284 Participants with artifact or poor image quality were excluded, leaving 18 eyes for the ana

285 Odds for better image quality were greater for right ventricle versus le

286 Several cases of suboptimal image quality were identified along with differences in

287 3%] of white race/ethnicity) with sufficient image quality were included in this analysis.

288 evaluation of pixel noise as a parameter for image quality were investigated.

289 Both SNR and image quality were significantly improved with use of th

290 ealed significant improvements in diagnostic image quality when using gating, without significant dif

291 e camera exhibits nearly diffraction-limited image quality, which indicates the potential of this tec

292 sult in reconstruction artifacts and loss of image quality, which would be detrimental especially for

293 ories had more complete reporting and better image quality, while echocardiographic quantification an

294 Spiral images were scored for image quality (Wilcoxon signed-rank test) in five region

295 10, 8.00; P=0.67), indicating no decline in image quality with PR reduction.

296 our approach provides significantly improved image quality with respect to quantitative and qualitati

297 acquired with CTM are evaluated in terms of image quality with respect to table motion speed.

298 ociated with the lasing process degrades the image quality with speckle formation.

299 human scans have shown agreement in SUVs and image quality with the reference scanner.

300 Q.Clear reconstruction improves the PET image quality, with higher recovery coefficients and low