{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006126","490:4900009049","490:4900008151","490:4900005076","490:4900002849","490:4900003672","490:4900007946","490:4900011663","490:4900009868","490:4900011532","490:4900001946","490:4900010348","490:4900009565","490:4900007829","490:4900008398","490:4900006131","490:4900005870","490:4900011727","490:4900011260","490:4900008835","490:4900008041","490:4900012218","490:4900007575","490:4900006113","490:4900010346"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.06824255351125498,0.06448816530172831,0.0471464316200648,0.03944304347974689,0.03795049235944295,0.033283915623631914,0.024336492606763162,0.024245697585561738,0.024061338540040677,0.023286070817861538,0.016979404474808713,0.013414216602977987,0.013069118967150446,0.012964096711228305,0.010029669076787168,0.007833329075173076,0.007150799584148181,0.006833376683739565,0.005832372221849343,0.005178852010385722,0.003796688071983717,0.0036585180888105357,0.003426005435357624,0.002758230082775372,0.0026231500109107782],"twin_dists":[0.30094398703471026,0.3040990281780386,0.32100270505014944,0.3302439098366936,0.33220831693662567,0.3388047284436701,0.35404930086776604,0.35422732965000914,0.3545905993345085,0.35614511050009345,0.37080265473682905,0.38137307369304585,0.3825240508166292,0.3828796600284872,0.3940233417146683,0.4044654236858411,0.4082495010534112,0.41012118961711597,0.4165847002310831,0.4213690372793162,0.4336184589115865,0.43505809711123977,0.43759648076661256,0.4458750634702697,0.4477705957594929],"n_dims_used":45,"mean_confidence":0.9295489841037327},"coverage":{"mean_confidence":0.9295489841037327,"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}}