Feature comparison Matching engines

Feature	Optimatch	HAP-E	ATLAS
AB search	Yes		No
ABDR search	Yes	Yes	Yes
AB Antigen, DRB1 allele match (for cord matching)	Yes		No
Sorting performed by Matching Engine	Yes	No	Yes
Information about probability of match at other allele at already mismatched locus	No	Yes	No?
Flexible scaling to accommodate periods of high and low use of the engine	No	Yes	Yes
Easy updating of HF Sets	No	Yes	Yes
g group level matching	Yes	Yes	No
G group level matching (leading to less populations and lesser performance for some of populations, but better matching for other populations).	No	No	Yes
automatic refresh of patient searches	Yes	No	?
differential results from matching algorithm. → algorithm tells what has changed.	No	Yes	No
HLA validation of DRB3, DRB4, DRB5, DQA1 and other loci not considered for matching	No	Yes	?

Space shortcuts