{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008392","488:4880004142","496:4960011659","496:4960012288","500:5000001808","470:4700007269","489:4890001332","496:4960010899","485:4850001004","499:4990001322","485:4850004290","469:4690000802","499:4990000681","479:4790001966","488:4880001112","488:4880003723","500:5000001575","470:4700004292","485:4850000347","472:4720002461","469:4690000781","478:4780003821","480:4800000955","496:4960011367","479:4790001370"],"twin_admin_codes":[470,488,496,496,500,470,489,496,485,499,485,469,499,479,488,488,500,470,485,472,469,478,480,496,479],"twin_sims":[0.23436294987864595,0.0713138494496646,0.06543466366876938,0.0466315880337746,0.03801511960457173,0.03767504466636154,0.03611360556349114,0.03486914515630548,0.03472364432313405,0.034671610959157245,0.03331896896888631,0.031511375691344795,0.030784355152444244,0.03047308536510586,0.03013385334880743,0.027897682949050446,0.027723185129327484,0.02701819275133694,0.02660063591669335,0.026529755204408048,0.02489696914182973,0.024461683191222758,0.024245258492036795,0.02414752831426328,0.022337551682053838],"twin_dists":[0.22123571293171237,0.2984664198958513,0.30328977766434406,0.32157914999960724,0.3321219152193165,0.3325779733260967,0.3347178541927764,0.3364803563381302,0.336689904873723,0.33676502414314013,0.3387523203590849,0.3415183758308753,0.34266928370119004,0.3431691659494689,0.3437189608345318,0.3474821769308289,0.34778662176591335,0.3490336595435542,0.3497855419242224,0.34991418348419856,0.35296288372702117,0.35380477039820446,0.3542281920155215,0.3544204681399506,0.35810925617196904],"n_dims_used":43,"mean_confidence":0.9089371437250182},"coverage":{"mean_confidence":0.9089371437250182,"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}}