{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001054","477:4770000991","477:4770001053","477:4770001524","477:4770001468","477:4770001350","477:4770001347","477:4770000989","477:4770001459","477:4770001291","477:4770001048","477:4770001051","477:4770000988","477:4770001050","477:4770001111","477:4770001109","477:4770001457","477:4770001113","477:4770001352","477:4770003291","477:4770001460","477:4770002734","477:4770001112","477:4770003207","477:4770001233"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.755862507886329,0.6879769701758457,0.6389330955665616,0.5882971313177197,0.587099261787001,0.49112967146304265,0.4348214854122488,0.4217251262586685,0.40863743736609875,0.4008227784897123,0.3806262116095663,0.3753955677931962,0.366214973208829,0.3636057780268495,0.3587037700748081,0.3587032155179573,0.3576369258915876,0.3496897225052389,0.34007015484851716,0.33092304093469677,0.3186214364408654,0.31353877405208075,0.29697325319871387,0.28599002083704683,0.28482363616414935],"twin_dists":[0.09717107892450254,0.11232452631991016,0.12292955118540869,0.13377994311362004,0.13403668425161552,0.1548773914942243,0.16761556353879145,0.1706653094797293,0.1737531328776471,0.17561757626913244,0.18051502163030958,0.18180340476905404,0.18408624052299546,0.18474024059937658,0.18597540308801858,0.18597554330560556,0.18624535647626603,0.18826954595506892,0.1907522745959253,0.19314824725169735,0.19642859097424942,0.19780462109210442,0.202380392814445,0.20549725889549664,0.20583242931309015],"n_dims_used":45,"mean_confidence":0.9210872226291232},"coverage":{"mean_confidence":0.9210872226291232,"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}}