{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001950","477:4770002010","477:4770001648","477:4770002015","477:4770002075","485:4850007873","477:4770001890","500:5000001064","477:4770001307","489:4890002211","477:4770001484","477:4770001951","477:4770001378","485:4850008013","485:4850007199","477:4770003527","485:4850007823","499:4990002059","477:4770001659","489:4890002128","477:4770001762","485:4850008036","477:4770001955","477:4770001595","477:4770001894"],"twin_admin_codes":[477,477,477,477,477,485,477,500,477,489,477,477,477,485,485,477,485,499,477,489,477,485,477,477,477],"twin_sims":[0.7736360598112962,0.7420880098421464,0.740497101067131,0.7151890478180732,0.6357565505789142,0.6195116436333266,0.6186139774315172,0.5934524373198784,0.5934375284646686,0.5920284508152978,0.5907528180737518,0.5684181402184555,0.5673264940976781,0.5594093935304605,0.5534162028344474,0.5421818136099453,0.536508845578951,0.5362923153899382,0.5349657249665861,0.5333392804164374,0.5327704422188972,0.5285213631566772,0.5261191492676373,0.5252518410508774,0.5227388620197141],"twin_dists":[0.09304919669155841,0.10031279263052638,0.10067301286660912,0.1063399055465924,0.12361152836338384,0.12709448353781055,0.1272867806673258,0.13267531743186856,0.13267851129399208,0.13298038782501023,0.13325370404416526,0.13804600743969428,0.13828069288066125,0.13998442026710906,0.14127633465386405,0.1437040965760936,0.14493343738999545,0.14498040927092792,0.14526826867275477,0.14562138982726508,0.14574494337033958,0.14666873139202358,0.14719169870895576,0.14738064278775614,0.14792849455363252],"n_dims_used":45,"mean_confidence":0.922149658203125},"coverage":{"mean_confidence":0.922149658203125,"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}}