{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005917","490:4900008534","493:4930006510","490:4900007506","490:4900007266","490:4900003869","490:4900007395","466:4660001324","490:4900006170","490:4900005913","490:4900008202","490:4900001869","490:4900005910","487:4870005872","466:4660002942","487:4870012022","490:4900002299","466:4660003276","466:4660009583","490:4900005517","490:4900003200","466:4660009921","490:4900002752","490:4900004731","466:4660007637"],"twin_admin_codes":[490,490,493,490,490,490,490,466,490,490,490,490,490,487,466,487,490,466,466,490,490,466,490,490,466],"twin_sims":[0.6811023820292799,0.5384416363485733,0.36568845035615827,0.3519501530773906,0.3494968124647198,0.3269729258674861,0.2923047339721776,0.2728531329734808,0.26558300397126255,0.2605072104921844,0.26033466263733324,0.25963176495789897,0.2509432336340752,0.24460522518212321,0.2328645220296806,0.22612500319406129,0.2210306816490504,0.21854797113458724,0.21259016368127245,0.20393246063321815,0.20392685322505957,0.20147927601657648,0.19511591427864391,0.18858264601427405,0.18698674821233277],"twin_dists":[0.113822617649592,0.14451432128946762,0.184218025060494,0.18769139217287817,0.18831897729583502,0.19419409976778068,0.20369673009175865,0.20932138311604723,0.21148638484409882,0.21301987425503519,0.21307233177825263,0.21328625096756473,0.21596128080233323,0.2179501077753664,0.22172419903587184,0.22394725398817855,0.2256569688608838,0.2264997461161759,0.2285487729671382,0.23159694131071284,0.2315989439133134,0.23247669278757258,0.23479363882076557,0.23722768248443318,0.23783118314952872],"n_dims_used":45,"mean_confidence":0.9159087287055121},"coverage":{"mean_confidence":0.9159087287055121,"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}}