{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008387},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000133","470:4700008386","470:4700008008","489:4890003130","489:4890003355","489:4890002804","489:4890003041","470:4700008299","489:4890002802","489:4890002414","489:4890002960","489:4890003357","489:4890003286","470:4700007929","489:4890002657","470:4700008284","489:4890003415","489:4890003576","479:4790000046","489:4890002068","470:4700008013","470:4700008107","470:4700007826","470:4700008298","489:4890003123"],"twin_admin_codes":[479,470,470,489,489,489,489,470,489,489,489,489,489,470,489,470,489,489,479,489,470,470,470,470,489],"twin_sims":[0.8624645639607699,0.8481041355921689,0.7974044540434705,0.7480002130662954,0.7312571794741111,0.6969250182841279,0.6764638039228414,0.6670697558508301,0.6569573044779797,0.6377791269043612,0.6307028968086857,0.6270150581573304,0.6254863627225158,0.6118005483433665,0.6088811566756553,0.6047786271900403,0.5981956895167625,0.5974468292174041,0.5918247057625025,0.5701116435081031,0.5641332013247229,0.5527701258980912,0.54667695228822,0.5431314137675552,0.541458617475994],"twin_dists":[0.07065010150614781,0.07455108922345592,0.08739178076906882,0.0989694751147419,0.10275527320914037,0.11036694681062104,0.11483083801604649,0.11686692895917423,0.1190512392208176,0.12317734189708689,0.12469579142654248,0.12548654458592037,0.12581422977613335,0.1287460342972367,0.12937118031672712,0.1302496455141065,0.13165934002335655,0.1318197240396384,0.13302404021811406,0.13768203481952435,0.13896750784684037,0.14141573057481166,0.14273167532970926,0.14349855246669443,0.1438606789800074],"n_dims_used":42,"mean_confidence":0.9082015809558687},"coverage":{"mean_confidence":0.9082015809558687,"n_dims_used":42,"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}}