{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003677},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001671","500:5000002286","473:4730003169","473:4730004072","500:5000005822","485:4850001358","473:4730003235","473:4730003000","473:4730004361","467:4670004149","473:4730002295","473:4730003101","473:4730002686","500:5000007540","468:4680005899","472:4720007700","467:4670003350","473:4730002991","489:4890002132","473:4730002360","500:5000002833","499:4990001881","500:5000001752","475:4750006073","473:4730002302"],"twin_admin_codes":[500,500,473,473,500,485,473,473,473,467,473,473,473,500,468,472,467,473,489,473,500,499,500,475,473],"twin_sims":[0.22502386243105102,0.21858427167698474,0.2179837721054097,0.17466804121348867,0.16221218400128568,0.1499919998933098,0.14501598333542345,0.13750145538324138,0.1292547842096903,0.1275458033604942,0.10558640491645804,0.10396364981277002,0.09328092839310874,0.09272479890776719,0.0918620849684605,0.09027212286997395,0.0897885875497645,0.08897991475971286,0.08422470029939755,0.0835865629765925,0.080386530486907,0.07988477762365538,0.07886674624036898,0.07777130529256247,0.07772001634408175],"twin_dists":[0.2243146206257837,0.22648737747186543,0.2266921626038239,0.24261638904711003,0.24770643495939665,0.2529835882895023,0.25522311647897,0.25871576674762203,0.2627171645594793,0.26357032798447955,0.2753967392695862,0.27634373218226155,0.28288437894106017,0.28324070385191996,0.28379681938266194,0.284832640141934,0.28515051483239595,0.2856851793368932,0.2889097041887563,0.2893533918375078,0.29162006204514707,0.29198199353237214,0.2927219750267526,0.2935268426964501,0.2935647497019858],"n_dims_used":45,"mean_confidence":0.921746826171875},"coverage":{"mean_confidence":0.921746826171875,"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}}