{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009266},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008601","490:4900009257","490:4900009369","490:4900005742","490:4900009278","490:4900009268","490:4900006611","490:4900005614","490:4900007705","490:4900006739","490:4900009574","490:4900009053","490:4900009382","490:4900008496","490:4900009279","490:4900009277","490:4900009478","490:4900006857","490:4900009376","490:4900008713","490:4900008061","490:4900005744","490:4900009273","490:4900004932","490:4900009155"],"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":[0.6080703693139883,0.40609942471086324,0.3743844475009615,0.37302331715107334,0.3106473283963904,0.29219181203392264,0.2891371627602443,0.2591024396731119,0.2574306560323126,0.2509502447074364,0.23633344130431544,0.23134961447429697,0.2242514888311482,0.19915696213177317,0.19531195584452168,0.19454877648238245,0.19405480480109566,0.18543205921109238,0.1830323927374193,0.16266019413316932,0.15390744378140397,0.15350927183763455,0.1525609095978725,0.1523649014339202,0.14740252542911378],"twin_dists":[0.12954479345743508,0.1743568993132942,0.18205346598148064,0.1823906130418567,0.19859308278701795,0.20372872316104346,0.2045969722844234,0.2134475859357629,0.21395850300588692,0.21595909869079077,0.2205964396040282,0.22222016109232573,0.2245730163337131,0.23331632726009796,0.2347214839777601,0.2350026627146245,0.23518506567427863,0.2384225863921044,0.2393423048031312,0.24751855500103306,0.25125956628626883,0.25143340571647443,0.25184879064858406,0.25193487884929516,0.25414205018941755],"n_dims_used":45,"mean_confidence":0.9257592942979601},"coverage":{"mean_confidence":0.9257592942979601,"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}}