We study the effect of different feature space normalization techniques in adverse acoustic conditions. Recognition tests are reported for cepstral mean and variance normalization, histogram normalization, feature space rotation, and vocal tract length normalization on a German isolated word recognition task with large acoustic mismatch. The training data was recorded in clean office environmen...

a 2014 Elsevier Inc. All Rights Reserved risk (IR) and high-risk (HR) patients undergoing robotic-assisted laparoscopic prostatectomy (RALP) vs open radical prostatectomy (ORP). MATERIALS AND METHODS We conducted a retrospective study on 1336 men with D’Amico IR or HR prostate cancer who underwent RALP or ORP between 2003 and 2009. Exclusion criteria were use of neoadjuvant therapy, <6 months o...

The red mite of poultry, Dremanyssus gallinae, is the most important hematophagous ectoparasite of poultry. In this study, pathologic changes of its biting on the poultry skin have been investigated. Thirty-two (Control = 16 and Treatment = 16) four weeks old Ross broilers (308) were infested with the mite on skin of hock joins. Samples were collected after 1, 24, 72 hours and 10 days. The skin...

aim : the aim of this study was to comprehensively analyze histopathologic parameters of whipple pancreaticoduodenectomy specimens at taleghani general hospital pathology department. background : the whipple procedure is performed for variety of tumors involving the head of the pancreas, ampulla of vater, common bile duct, or duodenum. patients and methods : records of all cases of whipple panc...

The purposes of this study were to quanititate and correlate the findings of pathologic specimens and fungal culture in patients with a diagnosis of allergic fungal rhinosinusitis. Seventeen patients were identified between 2003 and 2005 with noninvasive fungal rhinosinusitis. Surgical specimens were analyzed via routine and special pathologic processing and compared to the microbiological resu...

BACKGROUND We sought to determine maximum wait times between biopsy diagnosis and surgery for localized prostate cancer, beyond which the rate of adverse pathologic outcomes is increased. METHODS We retrospectively reviewed 4,610 patients undergoing radical prostatectomy between 1990 and 2011. Patients were stratified by biopsy Gleason score and PSA value. For each stratification, χ2 analysis...