Results 11 to 20 of about 690,275 (266)

Hierarchical Principal Components for Data-Driven Multiresolution fMRI Analyses [PDF]

Brain Sciences
Understanding the organization of neural processing is a fundamental goal of neuroscience. Recent work suggests that these systems are organized as a multiscale hierarchy, with increasingly specialized subsystems nested inside general processing systems.
Korey P. Wylie, Thao Vu, Kristina T. Legget, Jason R. Tregellas   +3 more
doaj   +2 more sources

Principal Components of Neural Convolution Filters

IEEE Access, 2022
Convolutions in neural networks are still essential on various vision tasks. To develop neural convolutions, this study focuses on Structured Receptive Field (SRF), representing a convolution filter as a linear combination of widely acting designed ...
Shota Fukuzaki, Masaaki Ikehara
doaj   +1 more source

Delayed inflammation associated with retained perfluorocarbon liquid

Indian Journal of Ophthalmology, 2011
A 55-year-old woman, with history of cataract surgery 1 year back, presented with features of ocular inflammation for last 3 months. She had no history of any other intraocular surgery.
S Pradeep, Jay K Chhablani, Bhavin Patel, Padmaja Rani   +3 more
doaj   +1 more source

Conventional dacryocystorhinostomy in a failed Trans-canalicular laser-assisted dacryocystorhinostomy

Indian Journal of Ophthalmology, 2011
We report the success rate and problems associated with conventional dacryocystorhinostomy (DCR) in failed cases of Trans-canalicular, laser-assisted DCR (TCLADCR).
Rajesh Subhash Joshi
doaj   +1 more source

Late occurrence of granular dystrophy in bilateral keratoconus: Penetrating keratoplasty and long-term follow-up

Indian Journal of Ophthalmology, 2011
We report a rare case of keratoconus with granular dystrophy with a follow-up of two decades, documenting the sequential presentation of two diseases confirmed by histology and genetic studies.
Varsha M Rathi, Geeta K Vemuganti, Virender S Sangwan, Chitra Kannabiran   +3 more
doaj   +1 more source

Mycotic corneal ulcers in upper Assam

Indian Journal of Ophthalmology, 2011
Purpose : To study the association of various risk factors and epidemiological variables of mycotic keratitis treated at a tertiary referral hospital of upper Assam.
Reema Nath, Syamanta Baruah, Lahari Saikia, Bhanu Devi, A K Borthakur, J Mahanta   +5 more
doaj   +1 more source

Principal components analysis of population admixture. [PDF]

PLoS ONE, 2012
With the availability of high-density genotype information, principal components analysis (PCA) is now routinely used to detect and quantify the genetic structure of populations in both population genetics and genetic epidemiology.
Jianzhong Ma, Christopher I Amos
doaj   +1 more source

Nasopalpebral lipoma coloboma syndrome

Indian Journal of Ophthalmology, 2011
Nasopalpebral lipoma-coloboma syndrome is characterized by nasopalpebral lipoma and eyelid coloboma. We report a case of a 16-year-old Indian girl who reported to us with this rare syndrome.
N Suresh Babu, D Raviprakash, Ravi Kumar
doaj   +1 more source

Molecular characterization of drug-resistant and drug-sensitive Aspergillus isolates causing infectious keratitis

Indian Journal of Ophthalmology, 2011
Purpose: To study the susceptibilities of Aspergillus species against amphotericin B in infectious keratitis and to find out if drug resistance had any association with the molecular characteristics of the fungi.
Niranjan Nayak, Gita Satpathy, Sujata Prasad, Jeewan S Titiyal, R M Pandey, Rasik B Vajpayee   +5 more
doaj   +1 more source

Macular hole in Behçet′s disease

Indian Journal of Ophthalmology, 2011
Objective: To investigate the clinical features, prevalence, role of surgical intervention and the visual prognosis of macular holes (MH) in patients with Behcet′s disease (BD).
Hassan Al-Dhibi, Marwan Abouammoh, Essam Al-Harthi, Abdulrahman Al-Gaeed, Jorgen Larsson, Emad Abboud, Imtiaz Chaudhry   +6 more
doaj   +1 more source