{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011625},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011497","490:4900011431","490:4900011821","490:4900011822","490:4900011225","490:4900011626","490:4900011561","490:4900011366","490:4900011891","490:4900011224","490:4900012093","490:4900012161","490:4900008774","490:4900011294","490:4900010912","490:4900012160","490:4900012098","490:4900011150","490:4900011755","490:4900011691","490:4900009015","490:4900012094","490:4900011362","490:4900011624","490:4900011498"],"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":[0.6966897124782238,0.6347941608351305,0.42613066853541254,0.4009749593258863,0.37446482659555197,0.3336689161235137,0.3077562079480405,0.2573081331093279,0.2545392823013845,0.25168849911765145,0.2505745832777815,0.24787153957559316,0.2431251708751154,0.23205793259892185,0.22870204731868893,0.22282956999576017,0.21113735633740757,0.2034852761464675,0.18629485373046634,0.162949771537222,0.14858377014649665,0.14736382264686526,0.136798925467503,0.13539863461233506,0.1301577506798612],"twin_dists":[0.11041854412204116,0.12381807355669484,0.16963509771789262,0.17558111347534958,0.18203357523141142,0.1924252632669861,0.19938566657684556,0.21399602971783566,0.21484711384307284,0.21572954331780644,0.21607607363039447,0.21692108342153302,0.21841930188080286,0.22198800144279618,0.22309210430606433,0.22505026957769717,0.2290542970049854,0.23175676531726294,0.23809395135875258,0.24739731570686474,0.2536117459655755,0.2541594783099977,0.25904951125141007,0.2597185823680753,0.26226982061071547],"n_dims_used":45,"mean_confidence":0.8864037407769098},"coverage":{"mean_confidence":0.8864037407769098,"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}}