{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008451},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008769","490:4900007888","490:4900010024","490:4900008228","490:4900010835","490:4900008225","490:4900010505","490:4900010223","490:4900008439","490:4900009635","490:4900011162","490:4900011369","490:4900011237","490:4900010589","490:4900008342","490:4900009446","490:4900010138","490:4900011305","490:4900011564","490:4900010590","490:4900011157","490:4900010129","490:4900010985","490:4900011004","490:4900010843"],"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":[0.2918889875950365,0.28660883485134636,0.1862585265539724,0.18082926546273975,0.14880452218817722,0.14432962169410363,0.13837316393745225,0.13634982161057316,0.13393269853672668,0.12511204407126789,0.11938859441072867,0.11740942417163312,0.11196685426507406,0.10978346118659764,0.09269187455407185,0.08994759026983637,0.08957253685335767,0.08572225268634232,0.0801810604143041,0.07532392938195046,0.07020205847575671,0.06768465451033191,0.0652762910832828,0.05929596400606754,0.052521441228678335],"twin_dists":[0.2038145557037859,0.20531977086133468,0.23810776664420488,0.24019421652734457,0.2535129876139191,0.25553646531765367,0.258303420516666,0.25926353575869865,0.2604246027055134,0.26480039055952503,0.26776652421103014,0.26881748172850806,0.27177938720285805,0.27299885307060606,0.28326185209471977,0.28504583755602975,0.285292984565572,0.28787891255418613,0.2917680549943269,0.2953585366791795,0.2993530947927794,0.30140372677187377,0.3034245161584619,0.30871982654824415,0.315278646014657],"n_dims_used":45,"mean_confidence":0.8906695048014323},"coverage":{"mean_confidence":0.8906695048014323,"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}}