{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010180},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009669","490:4900008718","490:4900004653","490:4900009984","490:4900008488","490:4900008498","490:4900011198","490:4900008728","490:4900009670","490:4900008078","490:4900004651","490:4900009682","490:4900009055","490:4900008290","490:4900008720","490:4900009894","490:4900010617","490:4900011473","490:4900011540","490:4900009468","490:4900004652","490:4900011667","490:4900007966","490:4900012139","490:4900008705"],"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":[0.36970707139994446,0.3130897147143991,0.255734327861437,0.14702339030259484,0.10397857564229342,0.10219399802334284,0.09846466456513774,0.09320728542053575,0.07269083250157224,0.07144499587642325,0.06380282791344258,0.05411750167433151,0.05297077845029123,0.05211674995864691,0.05007898661024567,0.04967380265425427,0.04753616516998109,0.04734388250454154,0.03931141810485712,0.037634585609774264,0.0362713948364403,0.034280226452101895,0.034212645823306485,0.03384930325032211,0.030241908936312716],"twin_dists":[0.1832145874406831,0.19792680128819023,0.2144790675413308,0.25431292317698123,0.2763349696275039,0.27738967031799033,0.27964106605854366,0.2829314671878756,0.29738365065991307,0.29836256874055234,0.3046910701444732,0.3136729757021241,0.314822554525642,0.31569220186295616,0.3178161010988281,0.3182469620024002,0.3205698305482955,0.32078302528793146,0.3304145948979262,0.33263246296219784,0.33449808288603605,0.33733315317349527,0.337431811137608,0.3379651026147573,0.3435432614350572],"n_dims_used":45,"mean_confidence":0.9143768310546875},"coverage":{"mean_confidence":0.9143768310546875,"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}}