{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003732},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002626","489:4890003672","479:4790003066","489:4890002256","470:4700007703","479:4790002394","479:4790000562","479:4790003215","470:4700007520","479:4790002790","479:4790001178","479:4790000910","489:4890002339","470:4700006444","489:4890004710","470:4700006590","472:4720001183","489:4890001770","489:4890003735","470:4700006581","470:4700001316","470:4700008710","489:4890003673","489:4890002338","489:4890003797"],"twin_admin_codes":[479,489,479,489,470,479,479,479,470,479,479,479,489,470,489,470,472,489,489,470,470,470,489,489,489],"twin_sims":[0.6109053528389262,0.5570095963245774,0.5423604127453131,0.5174945516256948,0.48532068114738935,0.45810162365446233,0.42098318803445023,0.4147111961659569,0.4129885925298218,0.4092818837459493,0.39722820087174526,0.3888876072648665,0.3822999846015307,0.38046463247679546,0.37983166855850015,0.3796521052526465,0.3730930626152517,0.36436529289785524,0.3634293904877385,0.3459292515250138,0.3454844630046674,0.3363062674344008,0.33572570946104596,0.33526834529301786,0.332334353001915],"twin_dists":[0.128937731857757,0.14050148466876797,0.14366543319266495,0.14907376800589714,0.1561678372367321,0.16228223684404963,0.17083925039716694,0.17231490453205342,0.17272186801650397,0.1736000901273909,0.1764806819493912,0.17849734314976823,0.1801045594910691,0.1805546919229426,0.1807101732125475,0.1807543039475601,0.18237332263603964,0.18454962316741752,0.18478453783335602,0.18923572966530372,0.18935037559832643,0.19173389729398416,0.19188583393140257,0.1920056300536115,0.19277624381360037],"n_dims_used":45,"mean_confidence":0.9173816257052951},"coverage":{"mean_confidence":0.9173816257052951,"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}}