ROI

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region of interest (ROI)

an area on a digital image that circumscribes a desired anatomical location. Image processing systems permit drawing of ROIs on images. The average parametric value is computed for all pixels within the ROI and returned to the operator.

ROI

Abbreviation for:
range of interest
reactive oxygen intermediate
return on investment

region

(re'jon) [L. regio, boundary]
A portion of the body with natural or arbitrary boundaries. Synonym: regioregional (-al), adjective
Enlarge picture
ABDOMINAL REGIONS

abdominal regions

The abdomen and its external surface, divided into nine regions by four imaginary planes: two horizontal, one at the level of the ninth costal cartilage (or the lowest point of the costal arch) and the other at the level of the highest point of the iliac crest; two vertical, through the centers of the inguinal ligaments (or through the nipples or through the centers of the clavicles) or curved and coinciding with the lateral borders of the two abdominal rectus muscles.
See: illustration

chest region

Any of the three areas of the chest: anterior, posterior, and lateral. The anterior divisions (right and left) are the clavicular, infraclavicular, and supraclavicular, the mammary and inframammary, and the upper and lower sternal. The posterior divisions (right and left) are the scapular, infrascapular, interscapular, and suprascapular. The lateral divisions are the axillary and infra-axillary.

hypochondriac region

Hypochondrium.

hypogastric region

Hypogastrium.

iliac region

The inguinal region on either side of the hypogastrium.

inguinal region

Groin.

lumbar region

That area of the abdominal surface lateral to the umbilical region, above the iliac region, and below the hypochondriac region.

region of interest

Abbreviation: ROI
In radiology, the object of a study or a treatment designed to affect a limited part of the body.

parasternal region

The area between the sternal border and parasternal line.

sternomastoid region

The wide area on the lateral region of the neck covered by sternocleidomastoid muscle.

region of interest

Abbreviation: ROI
In radiology, the object of a study or a treatment designed to affect a limited part of the body.
See also: region
References in periodicals archive ?
TCO Development advances sustainable IT and is the organisation behind TCO Certified, the third party sustainability certification for IT products.
As well as environmental and ergonomic aspects, a TCO certificate also means that a manufacturer is discharging its social responsibility across the entire value creation chain -- from manufacturing to disposal.
No, says Greenbaum, but analyst-conducted cross-vendor comparisons should be shunned in favour of the vendors' own TCO evaluation frameworks, such as one launched recently by SAP.
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This is the same cloud TCO model we've used successfully with hundreds of clients, and now we're making it available to the public," says Joe Corvaia, Vice President at Evolve IP.
Companies that miscalculate important metrics such as TCO risk losing opportunities for a competitive advantage.
TCO Certified offers this verification, providing both manufacturers and buyers with the confidence of third party verification," concludes Niclas Rydell.
The report is said to note the following IBM findings: IBM demonstrates that mainframe TCO advantages are 30 to 60% better than 30 Sun servers or 300 Linux Servers; IBM's focus on cooling technology means the mainframe requires less electricity and air conditioning than many 1U servers running the same workload; for a mainframe running different workloads, the people costs are a fraction of those costs required for distributed systems; mainframe software license costs are competitive with other platforms; and the price of mainframe memory and other components have significantly dropped.
Hardware: Calculating the cost of the actual storage is usually the easiest part of the TCO equation.
The appeal arose from the dismissal of a federal district court action challenging the defensive measures of the TCO Board, which includes members of the Taubman family, in seeking to fend off a premium-priced hostile acquisition offer made last year by Simon Property Group, Inc.
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com/research/8d7141/2010_deep_research) has announced the addition of the "2010 Deep Research Report on China TCO Glass Industry" report to their offering.