{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012232","490:4900012536","490:4900012298","490:4900012667","490:4900012455","490:4900012250","490:4900013185","490:4900012877","490:4900012731","490:4900012315","490:4900012385","490:4900000532","490:4900012303","490:4900013184","490:4900012236","490:4900012249","490:4900012379","490:4900012671","490:4900012920","490:4900012246","490:4900000758","490:4900013193","490:4900012242","490:4900012725","486:4860004850"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,486],"twin_sims":[0.09862578687167668,0.05001225991089447,0.04153353017958155,0.038673685251494505,0.03420688098624673,0.029835604737092104,0.02689869659856957,0.02549588849337761,0.024868754887413448,0.024831291639136853,0.021488823709578043,0.020525162335253654,0.016767103609460873,0.016674839073679403,0.01374033961627297,0.01335056485144736,0.012840420948810662,0.01168103710550506,0.011498377330979298,0.011021832904243386,0.010198637811557653,0.010039344994552397,0.009440640053570077,0.00881709272684323,0.008629872138350727],"twin_dists":[0.2795424282254838,0.3178868560867595,0.3275955788356536,0.3312484826646997,0.33744023464993295,0.34420673415189607,0.349247804068896,0.35182507563939663,0.3530170655502072,0.3530890910702763,0.35992915509435386,0.36207291420555276,0.3713745660872414,0.3716250982403104,0.38030919169959426,0.38158338150634485,0.38330171427036125,0.38744363374834645,0.38812917651817996,0.38996432700599953,0.3933075159430856,0.393982061242778,0.39660578780796335,0.3995013153355302,0.40040646033258076],"n_dims_used":45,"mean_confidence":0.9128714667426215},"coverage":{"mean_confidence":0.9128714667426215,"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}}