{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000599},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000545","489:4890000580","489:4890000598","489:4890000500","489:4890001307","489:4890000546","489:4890001523","489:4890000421","489:4890001522","489:4890000272","489:4890000460","489:4890000386","489:4890001374","478:4780001374","472:4720002765","499:4990002098","470:4700008501","470:4700007777","489:4890001242","466:4660006981","472:4720002425","485:4850002873","470:4700006861","489:4890000654","489:4890000630"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,478,472,499,470,470,489,466,472,485,470,489,489],"twin_sims":[0.703998373576581,0.6824186257252602,0.6764920602040345,0.6613002230812396,0.6529244933289616,0.585784826521971,0.5516264725350571,0.5062860318607184,0.49397927136090486,0.4882811963363607,0.4695633891002338,0.45609187364246095,0.42296563220385375,0.41090323499625553,0.4028306861557766,0.40063966257470984,0.39116186760777144,0.38859857008652227,0.37889001234557623,0.3744031349278335,0.37056427311476103,0.3639953861125038,0.3625115040541796,0.35741077909007696,0.3572228797363998],"twin_dists":[0.10881269188063705,0.11353615330367076,0.11482470234410413,0.11811402341135943,0.11992047647660992,0.13431844602419712,0.14166254506239598,0.1515311368464706,0.1542460321606971,0.15550958921312988,0.15969302479542452,0.1627385900485396,0.17037477098576917,0.1732155206277069,0.17513698023545454,0.175661459477882,0.17794547277918066,0.17856758913953466,0.18094171375843038,0.18204884137136174,0.18300125208019857,0.1846424345360542,0.18501522794116643,0.18630263356109864,0.18635023773583512],"n_dims_used":45,"mean_confidence":0.9146378411187066},"coverage":{"mean_confidence":0.9146378411187066,"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}}