{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005732","490:4900007467","490:4900005735","490:4900007342","490:4900006477","490:4900005598","490:4900006124","490:4900007459","490:4900004251","490:4900005988","490:4900005597","490:4900005984","490:4900005596","490:4900004388","466:4660004854","490:4900006123","494:4940004826","466:4660004945","490:4900005990","490:4900007460","490:4900000881","466:4660004946","490:4900005464","490:4900006960","490:4900008374"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,494,466,490,490,490,466,490,490,490],"twin_sims":[0.0011306278667226367,0.0010059908648273248,0.0009902187771305125,0.0007875939510151528,0.0002264006494824822,0.00018225411068269887,0.00009860610920292331,0.00007994661488556186,0.00003105019715378596,0.000020809255442554607,0.00001966622065386795,0.000013919690767758572,0.000010923165315113055,0.000009272914818048563,0.000008349369016499394,0.000007338739658655506,0.000005601178089140991,0.000005078957853704206,0.000004155912496893875,0.0000035943754252809748,0.000003515674757077199,0.0000030355402351572724,0.000001648927859262632,0.0000010834949448409014,7.298480554984683e-7],"twin_dists":[0.47842426595691856,0.4825246137804146,0.4830766936477563,0.49100553795066854,0.5321116192089447,0.5389434019462561,0.557837073802612,0.5641443800738501,0.5917462871823437,0.6030460740860109,0.6046242022837356,0.6141897870408707,0.6208115902449213,0.6252458565661244,0.6280697062812832,0.631525119466141,0.6387008520429741,0.6412803043023714,0.6465344135937733,0.6503104999663629,0.6508844694456433,0.6546787570924952,0.6702174210418945,0.6807038611621832,0.6904250256760048],"n_dims_used":45,"mean_confidence":0.9203179253472222},"coverage":{"mean_confidence":0.9203179253472222,"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}}