{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002453","499:4990004164","470:4700005788","489:4890001338","488:4880001007","472:4720005527","469:4690004251","496:4960001937","470:4700005192","485:4850001003","496:4960000214","472:4720003573","479:4790004099","499:4990001418","470:4700006824","469:4690001259","489:4890004581","489:4890005476","496:4960003763","496:4960007073","479:4790002309","472:4720007329","470:4700006679","500:5000010041","466:4660000664"],"twin_admin_codes":[488,499,470,489,488,472,469,496,470,485,496,472,479,499,470,469,489,489,496,496,479,472,470,500,466],"twin_sims":[0.3152244437646868,0.22265217635528592,0.19875444177370732,0.1888816585069868,0.18851293693804408,0.16842058051728498,0.16304623180382366,0.15394290114040077,0.14615831384772604,0.146081313627308,0.1450152787235995,0.14028743923360484,0.1373472408640951,0.13522706555721553,0.13175565708404002,0.13143821816342752,0.1298058260060327,0.12957436159513014,0.1247608660185006,0.12419266967985654,0.12335257896307483,0.1227282210014633,0.12098875814294285,0.11796026308006051,0.1159133929947525],"twin_dists":[0.19734686887546302,0.22510995231358982,0.23346254433998453,0.23711500711052225,0.23725396858399292,0.2451355383945399,0.24735696470536794,0.25124410181097057,0.2547040290383546,0.25473892418253485,0.25522343759539606,0.25740466950359614,0.25878891854911973,0.2598009157229621,0.2614838984074508,0.2616394549138903,0.26244389013790087,0.2625585717749819,0.2649793772725229,0.26526978527437167,0.26570101660026807,0.2660229590885171,0.26692652198298283,0.26852362713226213,0.2696209357498719],"n_dims_used":43,"mean_confidence":0.9134371557901072},"coverage":{"mean_confidence":0.9134371557901072,"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}}