{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008184},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008077","490:4900011490","490:4900004248","490:4900008175","490:4900007969","490:4900004528","490:4900007970","490:4900009499","490:4900008843","490:4900008415","490:4900008640","490:4900010972","490:4900008966","490:4900004119","490:4900009694","490:4900011681","466:4660005307","490:4900009789","490:4900010186","490:4900010105","490:4900007966","490:4900009685","490:4900009675","490:4900008198","490:4900003278"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.23373471793460987,0.1075816827688663,0.10506533665595265,0.09861419939084061,0.08805506294858993,0.08568776476658335,0.08349978723263796,0.08162751682855968,0.06692276585288812,0.0633138814095973,0.06267624286313893,0.060928967634284355,0.06077886919994909,0.06021388636940134,0.05880519193332846,0.057833998985410556,0.05616405504897142,0.05295924449103176,0.05101378494137178,0.049459348184722064,0.04802523786454993,0.045502846955660155,0.04359458429615746,0.03586154750728747,0.034665064423151905],"twin_dists":[0.22144026577767595,0.2742477401668112,0.2756995774492437,0.27954951777292936,0.28630140369832646,0.2879024891369096,0.2894139344406514,0.2907326109402071,0.3020365763795012,0.3051166446609171,0.30567570137070754,0.3072319039997815,0.3073672899308536,0.3078793695111105,0.3091735824782266,0.31008079629536983,0.3116705376763754,0.31483422163182867,0.3168330316571407,0.3184761932981034,0.3200307979701608,0.3228618308648085,0.3250923337354597,0.33507062267212706,0.3367744820091631],"n_dims_used":45,"mean_confidence":0.9214862399631076},"coverage":{"mean_confidence":0.9214862399631076,"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}}