{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001517","490:4900002554","490:4900001651","490:4900002106","490:4900001939","490:4900009283","494:4940007862","494:4940008068","490:4900008530","490:4900001798","490:4900001659","490:4900008531","490:4900001943","490:4900008072","490:4900009600","490:4900004108","490:4900002401","490:4900003692","490:4900009691","490:4900008741","490:4900002553","490:4900008742","494:4940007026","490:4900008855","490:4900003971"],"twin_admin_codes":[490,490,490,490,490,490,494,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.30042273931037733,0.1976065196420754,0.128498968114533,0.111685103942924,0.08964429794107216,0.0749815783896769,0.06729155909252305,0.060147217041440916,0.05987974297331427,0.05774765361569768,0.05667312436788845,0.05558287943903056,0.053386581657781124,0.05163666677477199,0.04776192874210299,0.04357109782427028,0.043564949154840736,0.04177230825607572,0.04164709091379533,0.041624313504881584,0.041606216329213484,0.04157316725736264,0.038323080406542934,0.03744419468237634,0.03542248700992635],"twin_dists":[0.2014155809802365,0.23388065816079034,0.2630934268873763,0.27193571213029516,0.2852456331604171,0.2956185732741743,0.3017295157488856,0.30794005631426563,0.30818408622003673,0.3101620599120867,0.31118182881587675,0.31223296438693704,0.3144033522931617,0.31618627507413055,0.3203204316808672,0.32512029292282574,0.3251276146242048,0.327300284146979,0.3274549613988879,0.327483139768883,0.3275055373975852,0.3275464611548548,0.331711896016076,0.3328895470709852,0.3356901744344651],"n_dims_used":45,"mean_confidence":0.9194406297471788},"coverage":{"mean_confidence":0.9194406297471788,"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}}