Correcting direction-dependent gains in the deconvolution of radio interferometric images

Astronomy and Astrophysics

Volumn 487, Issue 1, 2008, Pages 419-429

  Bhatnagar, S ^a   Cornwell, T J ^b   Golap, K ^a   Uson, J M ^c  

^a NATIONAL RADIO ASTRONOMY OBSERVATORY   (United States)

^b CSIRO   (Australia)

^c NATIONAL RADIO ASTRONOMY OBSERVATORY   (United States)

Author keywords

Methods: data analysis; Techniques: image processing; Techniques: interferometic; Techniques: polarimetric

Indexed keywords

ALGORITHMS; ANTENNA ACCESSORIES; ANTENNAS; ASTRONOMICAL SATELLITES; BOOLEAN FUNCTIONS; CALIBRATION; COMPLEXATION; CONVOLUTION; DECONVOLUTION; DYNAMIC RESPONSE; ERRORS; GEODETIC SATELLITES; IMAGE ENHANCEMENT; IMAGING TECHNIQUES; INSTRUMENT ERRORS; INTERFEROMETRY; ITERATIVE METHODS; MATHEMATICAL OPERATORS; MEASUREMENT ERRORS; OPTICAL COMMUNICATION; OPTICAL TRANSFER FUNCTION; PHOTOGRAPHY; SYSTEMATIC ERRORS; WEIGHT CONTROL;

ANTENNA PATTERNS; ANTENNA POINTING; APERTURE SYNTHESIS; ASTRONOMICAL IMAGING; ATMOSPHERIC EFFECTS; CALIBRATION ALGORITHMS; CALIBRATION ERRORS; CONVENTIONAL IMAGING; DECONVOLUTION ALGORITHMS; DIRECTION-INDEPENDENT; DYNAMIC RANGE (DR); FIELD OF VIEW (FOV); GENERAL FRAMEWORK; HIGH DYNAMIC RANGE (HDR); IMAGING ALGORITHMS; INTERFEROMETRIC IMAGING; INTERFEROMETRIC MEASUREMENTS; NEW ALGORITHM; ORDER-OF MAGNITUDES; POINT SPREAD FUNCTION (PSF); POINTING ERRORS; POLARIMETRIC IMAGING; POLARIZATION RESPONSE; POWER PATTERNS; PRIMARY BEAMS; SYSTEMATIC (CO); TIME-VARYING GAINS; UNITARY OPERATORS;

DIRECTIONAL PATTERNS (ANTENNA);

EID: 48249096364     PISSN: 00046361     EISSN: 14320746     Source Type: Journal    
DOI: 10.1051/0004-6361:20079284     Document Type: Article

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