{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001388},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001323","480:4800001565","480:4800001510","480:4800001387","480:4800001269","480:4800001379","480:4800002102","480:4800001661","480:4800001436","480:4800001385","480:4800001446","480:4800001564","480:4800001611","480:4800002019","480:4800001333","480:4800002337","480:4800001838","480:4800002155","480:4800001521","480:4800001448","480:4800001451","480:4800002248","480:4800001614","480:4800001714","480:4800001397"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4873238372717328,0.4580935044130879,0.41256900403497887,0.4098484522864746,0.3825185196843786,0.3742195259332699,0.35600220968573454,0.3461066621987007,0.343338688146287,0.3306820881615376,0.31201509767541497,0.3111669598834002,0.3092672830868664,0.2972565023001099,0.29671468355512115,0.28349074673001146,0.2752022454335403,0.2749686435401521,0.27109163905586176,0.26615651581601446,0.26235922684769064,0.25635753352532265,0.25465854637444696,0.2522056304871345,0.246981656855327],"twin_dists":[0.15572231715160745,0.16228407902256192,0.17282110689469604,0.17346562939288407,0.1800510315776544,0.18209428432589803,0.18665980801335808,0.18919002314896036,0.18990455995730124,0.19321184599090055,0.19821958929837727,0.19845107775515894,0.19897088357444426,0.20230092180853365,0.20245297845574742,0.20621645936475588,0.2086294493683608,0.2086980944477946,0.20984263968724304,0.21131427106027675,0.2124581976053039,0.21428756681135364,0.21481033412117823,0.21556900029765833,0.21720056494517295],"n_dims_used":43,"mean_confidence":0.9192847318427507},"coverage":{"mean_confidence":0.9192847318427507,"n_dims_used":43,"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}}