{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007869","466:4660002959","472:4720003837","487:4870007325","493:4930006778","470:4700004624","466:4660001442","490:4900007877","466:4660000359","487:4870002757","470:4700004870","466:4660003706","496:4960007071","494:4940007267","487:4870010199","487:4870002553","487:4870006304","496:4960005306","494:4940003947","472:4720007331","494:4940002115","496:4960008753","496:4960000438","466:4660014028","472:4720003532"],"twin_admin_codes":[490,466,472,487,493,470,466,490,466,487,470,466,496,494,487,487,487,496,494,472,494,496,496,466,472],"twin_sims":[0.22774956281582132,0.20364002283673532,0.1564119842151634,0.14757764491138034,0.14358253266750656,0.1406619406840709,0.13401211495335658,0.12235832913915508,0.12141075353662661,0.11780090392462693,0.11546989816700923,0.10762217783166378,0.09337524991117144,0.09261350106168315,0.0909715268858975,0.09025440036074445,0.08351579604638643,0.07703213343816415,0.07534590856617497,0.07358226026610871,0.07297469600487928,0.0707371844704817,0.06930226292229866,0.06872782216043907,0.06838322860263794],"twin_dists":[0.22340742355606194,0.23170143152752914,0.2501735829692974,0.2540632349498671,0.2558787971870802,0.25722991257602623,0.26038620611699526,0.2662142780679297,0.26670641112433224,0.26860853175597366,0.2698606468569609,0.2742245926193813,0.2828241114050529,0.2833122174842044,0.2843752316065254,0.28484426702388643,0.2894027614665408,0.2940751102836783,0.2953418747355303,0.29669151157024054,0.2971625065246679,0.29892491038612146,0.3000790834498474,0.30054657934346346,0.30082854605050724],"n_dims_used":45,"mean_confidence":0.9148106892903646},"coverage":{"mean_confidence":0.9148106892903646,"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}}