{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012697","490:4900013032","490:4900012996","490:4900012333","490:4900012612","487:4870001159","490:4900012766","490:4900012268","487:4870000141","490:4900012685","490:4900012833","490:4900012541","487:4870002171","487:4870001060","487:4870001182","494:4940008888","490:4900012398","490:4900011656","487:4870001921","487:4870001477","487:4870000895","487:4870002257","490:4900013239","490:4900013141","466:4660007724"],"twin_admin_codes":[490,490,490,490,490,487,490,490,487,490,490,490,487,487,487,494,490,490,487,487,487,487,490,490,466],"twin_sims":[0.329002758209262,0.25387701027531856,0.22043904010192517,0.21730919788810477,0.21699539733646292,0.2040597159199487,0.15939117951622503,0.10423082424457594,0.10145753152066206,0.09750378789568934,0.09681504054634886,0.08141765199693794,0.07552731074277635,0.0753167430309491,0.07093059366469057,0.06755381580799012,0.06687161565100769,0.06512953502233558,0.06177557914575749,0.058071848899595886,0.05794770161544332,0.05783900624975228,0.0547602567482957,0.054114035628840824,0.052928374853342154],"twin_dists":[0.19365580791812587,0.215051550506895,0.2258572288894162,0.22692266151445842,0.2270300496798852,0.23155150411859077,0.24889820166086066,0.27618702923798694,0.27782912160626977,0.2802319512582807,0.2806583114597586,0.29088192627172205,0.2952045071653859,0.29536398534703595,0.298770799311832,0.30151199155022673,0.3020792733390969,0.3035496102334179,0.30647336443654377,0.30985746092669453,0.30997393796563316,0.3100760867973805,0.3130374221193271,0.31367641982495026,0.3148654580027719],"n_dims_used":45,"mean_confidence":0.9149625142415364},"coverage":{"mean_confidence":0.9149625142415364,"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}}