{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012416},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012480","490:4900012276","490:4900012558","490:4900012830","490:4900013037","490:4900012554","490:4900012765","490:4900012828","490:4900013246","490:4900012764","490:4900012273","490:4900012952","490:4900012992","490:4900012894","490:4900012486","487:4870001280","490:4900012904","487:4870001191","490:4900012538","490:4900013208","490:4900012763","490:4900012410","490:4900013178","487:4870001284","490:4900012999"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,487,490,490,490,490,490,487,490],"twin_sims":[0.4746168427783174,0.42696486535345707,0.40784711010635316,0.33383705295666805,0.2425655513208687,0.2373035854486674,0.2308767257507725,0.23032591737161978,0.23020457534229063,0.22691793698062968,0.19413076490191863,0.17898404584442043,0.17759837702087106,0.17592039087531677,0.17441974487608913,0.17343211421621982,0.16535593376511168,0.1652139132566343,0.16078670619074853,0.15731115141928737,0.15627148463858734,0.15111414256708955,0.14943653252971598,0.1459270481128479,0.14343166619761966],"twin_dists":[0.1585583407706462,0.1694405249241551,0.17394096483870503,0.19238109878318954,0.21859718843582046,0.22028298180243436,0.22237541658159835,0.22255651850483987,0.22259645328328884,0.22368344729030534,0.23515699582916305,0.2409134006569706,0.24145693725240486,0.2421191872882225,0.2427152682133603,0.24310957056769886,0.24639589441535803,0.24645470835136543,0.24830674653309334,0.24978680013482116,0.25023416638849466,0.2524861456592171,0.2532308398423859,0.2548088755739307,0.25594808773176697],"n_dims_used":45,"mean_confidence":0.9021690368652344},"coverage":{"mean_confidence":0.9021690368652344,"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}}