{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006671},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002522","494:4940002296","494:4940003780","494:4940002964","493:4930006598","494:4940002190","494:4940001370","494:4940002637","494:4940001982","494:4940001580","494:4940003307","494:4940003198","494:4940001963","494:4940001778","494:4940001765","494:4940002529","493:4930006597","494:4940002515","494:4940002187","494:4940003653","493:4930006799","494:4940002528","494:4940002513","493:4930006672","494:4940003313"],"twin_admin_codes":[494,494,494,494,493,494,494,494,494,494,494,494,494,494,494,494,493,494,494,494,493,494,494,493,494],"twin_sims":[0.6835111829637575,0.5939657268336637,0.5352636376958212,0.49869868929439015,0.48827197604927913,0.44142486862175495,0.4381784612956086,0.4333862117262301,0.40590493334005495,0.40564900404896803,0.3722874803352878,0.3713322132684639,0.3618943405951984,0.35904078222784314,0.34510342592599474,0.3246432493036609,0.3220090909407099,0.31043766197166256,0.3103412094792893,0.3090509374347446,0.3057932927384,0.2965320701451411,0.2906252018469287,0.2802329832756884,0.2747085431880348],"twin_dists":[0.11329824221534049,0.1325653595699134,0.1452036116360057,0.15320271033348135,0.15551163738407953,0.1660918958153137,0.16683984243243744,0.16794795084968359,0.174403235771189,0.17446422453615126,0.18257312957171737,0.18281033954810957,0.1851705046691482,0.18589021137502876,0.1894486515264224,0.1948141893754784,0.195518308923677,0.19865041896692834,0.19867680267871243,0.19903019789724474,0.1999262327261153,0.20250426410082642,0.20417333554710101,0.20715969527713357,0.20877456828837754],"n_dims_used":45,"mean_confidence":0.9177659776475694},"coverage":{"mean_confidence":0.9177659776475694,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}