{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009193","490:4900010199","490:4900002117","490:4900009902","490:4900008967","490:4900009807","490:4900002118","490:4900008862","490:4900009695","490:4900009389","490:4900009296","490:4900009898","490:4900008977","490:4900007977","490:4900010001","490:4900008417","490:4900010372","490:4900010373","490:4900011278","490:4900008625","490:4900007848","490:4900011131","490:4900008525","490:4900001526","490:4900008519"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4070097447582357,0.37197077058884886,0.3453498527974437,0.3371600728366428,0.3124850791909408,0.3097239250343019,0.3032457044717854,0.2932415444193571,0.29281997090668443,0.2925464734762012,0.2904142002001435,0.28143258892486617,0.26604655610449046,0.26490343554748097,0.24924310726120447,0.24841541805838063,0.24175031940487912,0.24104086969829105,0.2380904653253606,0.23607534240218364,0.23442592541008822,0.22812747985389156,0.22261077533112053,0.21816375818786493,0.21144672496023637],"twin_dists":[0.1741401518588101,0.1826517409003849,0.18938508729224318,0.19151070722285238,0.19809146845548226,0.19884576663011286,0.20063081218939924,0.2034315949856033,0.20355084603212756,0.20362826504908518,0.2042333277962294,0.20681159945223027,0.2113472526200257,0.2116906267047289,0.21649157876591307,0.21675058678335293,0.21885680248071912,0.21908319166035484,0.22002935104027446,0.22067997397470607,0.22121522787798062,0.2232822101991481,0.22512388593725297,0.22663074320644988,0.2289464508403237],"n_dims_used":45,"mean_confidence":0.9210460238986545},"coverage":{"mean_confidence":0.9210460238986545,"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}}