{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000259},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000216","500:5000000630","500:5000000256","485:4850007353","500:5000000172","500:5000000168","500:5000000311","485:4850007150","485:4850007422","485:4850007151","500:5000000465","485:4850007216","500:5000000257","485:4850006707","485:4850007488","500:5000000215","485:4850007081","500:5000000462","485:4850007217","485:4850007548","485:4850007352","485:4850007083","500:5000000258","485:4850007421","500:5000000411"],"twin_admin_codes":[500,500,500,485,500,500,500,485,485,485,500,485,500,485,485,500,485,500,485,485,485,485,500,485,500],"twin_sims":[0.9299423286082852,0.8278452610452819,0.8221454648913646,0.7719355976107947,0.7658191131756547,0.7645307188064223,0.7640207435022655,0.7630744043889202,0.7549640810638637,0.737409255376376,0.7243607489732522,0.7241679979925845,0.7125178571470218,0.710129390060244,0.7052749795857698,0.6959742803349501,0.6903679810196012,0.648878495702604,0.629288354616524,0.6285483920678205,0.6243632300243597,0.6095328399509908,0.5975402906083292,0.590284738620984,0.5806161056366443],"twin_dists":[0.04949997267878867,0.07983405436941456,0.08128066618990935,0.09344722612659004,0.09487227411588593,0.09517116522911849,0.0952893528034304,0.09550848943084282,0.0973773071914927,0.10137071750352462,0.1042991173606733,0.10434214791652889,0.10693179525317399,0.10746014520206773,0.10853148792102371,0.11057538146878826,0.11180232513253141,0.12079162362496415,0.1249991431802948,0.1251578079917222,0.12605494640738676,0.12923163470846416,0.13179970702614877,0.13335400172192938,0.1354268342260276],"n_dims_used":45,"mean_confidence":0.9184295654296875},"coverage":{"mean_confidence":0.9184295654296875,"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}}