4,951 research outputs found

    THE EFFECT OF A FOREST CONSERVATION REGULATION ON THE VALUE OF SUBDIVISIONS IN MARYLAND

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    Profit-maximizing land developers are hypothesized to configure subdivisions to minimize the effects of a conservation regulation on developed land values, subject to their expectations about the demand for developed building lots. This hypothesis allows development of a hedonic price model that takes account of production adjustments. The model is applied to the Maryland Forest Conservation Act, which requires developers to retain or plant trees on part of the developed land. Being exempt from the Act allows developers to gain more for the subdivisions they develop: the cost to regulated developers is about six percent of the per-acre price of developed land. The Act has significantly lowered per-acre developed land values in subdivisions with a mixture of townhouses and single-family dwellings. Costs of the Act are reduced by provisions that allow developers to plant trees offsite or to pay fees in lieu of planting.Resource /Energy Economics and Policy,

    Effect of intraoperative constant rate infusion of lidocaine on short-term survival of dogs with septic peritonitis: 75 cases (2007-2011)

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    OBJECTIVE To investigate whether intraoperative administration of a lidocaine infusion to dogs with septic peritonitis was associated with short-term (48 hours) survival after surgery. DESIGN Retrospective case series. ANIMALS 75 dogs with septic peritonitis. PROCEDURES Medical records of dogs with septic peritonitis that underwent laparotomy between January 2007 and December 2011 at the Royal Veterinary College were reviewed. Select variables during the preoperative, intraoperative, and postoperative periods and short-term survival after surgery were compared between dogs that received an opioid only (group O; n = 33) and dogs that received lidocaine (50 \u3bcg/kg/min [22.7 \u3bcg/kg/min], IV; group L; 42) in addition to an opioid during surgery. RESULTS The proportion of dogs that survived for 48 hours after surgery was significantly greater for group L (35/42) than for group O (20/33). Intraoperative infusion of lidocaine increased the odds of short-term survival (OR, 8.77; 95% CI, 1.94 to 39.57). No significant differences were observed between the 2 treatment groups for variables assessed during the preoperative and postoperative periods. During the intraoperative period, more dogs in group L received an IV bolus of a synthetic colloid than did dogs in group O, but the number of IV boluses administered was not associated with short-term survival. CONCLUSIONS AND CLINICAL RELEVANCE Results indicated that IV infusion of lidocaine might improve the short-term survival of dogs with septic peritonitis. Prospective clinical trials are necessary to determine the efficacy of lidocaine as a supportive treatment for dogs with septic peritonitis

    Arabic Musical Instruments: From a MS in the Farmer Collection

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    Abstract Not Provided

    The Lancet Medical Act Amendment Bill.

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    Co-operative control of the dingo

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    Vermin control measures in the pastoral areas have often been rendered less effective by the existence of a number of Vermin Boards each operating independently of its neighbours. Bonus payments for scalps for instance, have often varied considerably, even between boards with adjoining territories, so that trafficking in scalps was encouraged. Bonus payments by some boards have been excessively high, with the result that shortage of funds has soon compelled a reduction of the bonus rate which in turn has brought about a steep build-up in the vermin population

    The enigma of facial asymmetry:is there a gender specific pattern of facedness?

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    Although facial symmetry correlates with facial attractiveness, human faces are often far from symmetrical with one side frequently being larger than the other (Kowner, 1998). Smith (2000) reported that male and female faces were asymmetrical in opposite directions, with males having a larger area on the left side compared to the right side, and females having a larger right side compared to the left side. The present study attempted to replicate and extend this finding. Two databases of facial images from Stirling and St Andrews Universities, consisting of 180 and 122 faces respectively, and a third set of 62 faces collected at Abertay University, were used to examine Smith's findings. Smith's unique method of calculating the size of each hemiface was applied to each set. For the Stirling and St Andrews sets a computer program did this automatically and for the Abertay set it was done manually. No significant overall effect of gender on facial area asymmetry was found. However, the St Andrews sample demonstrated a similar effect to that found by Smith, with females having a significantly larger mean area of right hemiface and males having a larger left hemiface. In addition, for the Abertay faces handedness had a significant effect on facial asymmetry with right-handers having a larger left side of the face. These findings give limited support for Smith's results but also suggest that finding such an asymmetry may depend on some as yet unidentified factors inherent in some methods of image collection

    Fast Super-Resolution Using an Adaptive Wiener Filter with Robustness to Local Motion

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    We present a new adaptive Wiener filter (AWF) super-resolution (SR) algorithm that employs a global background motion model but is also robust to limited local motion. The AWF relies on registration to populate a common high resolution (HR) grid with samples from several frames. A weighted sum of local samples is then used to perform nonuniform interpolation and image restoration simultaneously. To achieve accurate subpixel registration, we employ a global background motion model with relatively few parameters that can be estimated accurately. However, local motion may be present that includes moving objects, motion parallax, or other deviations from the background motion model. In our proposed robust approach, pixels from frames other than the reference that are inconsistent with the background motion model are detected and excluded from populating the HR grid. Here we propose and compare several local motion detection algorithms. We also propose a modified multiscale background registration method that incorporates pixel selection at each scale to minimize the impact of local motion. We demonstrate the efficacy of the new robust SR methods using several datasets, including airborne infrared data with moving vehicles and a ground resolution pattern for objective resolution analysis
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