{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003442","480:4800003380","480:4800003335","480:4800003152","480:4800003686","480:4800003237","480:4800003562","480:4800003238","480:4800003192","480:4800003292","480:4800003563","480:4800002609","480:4800003289","480:4800002854","480:4800002904","480:4800002946","480:4800002956","480:4800003493","480:4800003441","480:4800003244","480:4800003243","480:4800002907","480:4800003568","480:4800003628","480:4800003387"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6643831947260276,0.5800445298509966,0.5430897610873116,0.5096054515416002,0.5050405536491179,0.47721011505190153,0.46778190762235816,0.44538731966129486,0.41101199191502397,0.3922467567348426,0.3919563915460682,0.3721031419539556,0.3394924341798437,0.3235476270885226,0.3104223729040442,0.29848467798597167,0.29499691218528085,0.29410869482884716,0.28995298191330376,0.28692576190328717,0.263970129229246,0.25970729490713595,0.2505165369664978,0.2364565255240278,0.23163244658518412],"twin_dists":[0.11744793324847502,0.1355494496213686,0.1435075669578052,0.15080195072364375,0.15180505976892156,0.15797760866910196,0.16009401065724033,0.16518186564548176,0.17318974833438408,0.17768274332818706,0.17775302830998937,0.18261888064655227,0.19090256299548392,0.1951066649141735,0.1986546008407791,0.20195684706248132,0.20293613970635163,0.20318662185561323,0.20436455242039372,0.2052289589732501,0.21197166187457706,0.2132632468034585,0.21609415830737724,0.22055662407240553,0.22212740349636517],"n_dims_used":43,"mean_confidence":0.9137462349825127},"coverage":{"mean_confidence":0.9137462349825127,"n_dims_used":43,"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}}