{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005914},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007518","490:4900007387","490:4900005528","490:4900005532","490:4900007390","490:4900003901","490:4900007755","490:4900005794","493:4930006231","493:4930007126","490:4900007388","490:4900005908","490:4900005784","490:4900005540","490:4900005790","493:4930006013","487:4870004852","490:4900005662","490:4900009716","490:4900004978","490:4900005652","490:4900005661","490:4900006171","496:4960007342","493:4930006956"],"twin_admin_codes":[490,490,490,490,490,490,490,490,493,493,490,490,490,490,490,493,487,490,490,490,490,490,490,496,493],"twin_sims":[0.6004114062464984,0.5820311848739088,0.45026242472687406,0.4341541560254383,0.4187426526826647,0.37996146659066315,0.3757982652725914,0.3745989542037382,0.35364486687996805,0.3407317775890163,0.3366001565947651,0.3339346863650704,0.3327675766585155,0.305959072930562,0.3052180496144239,0.30158858710314806,0.30107311474736237,0.2965647193920978,0.2875175794652882,0.2841504636577574,0.2840816277860964,0.27687855127766575,0.27679692706868264,0.2700647669817744,0.2679215618785192],"twin_dists":[0.1311848279954405,0.13512331031983274,0.16406645656537786,0.16777005197752903,0.17136531272299182,0.18067827942042586,0.18170390513721144,0.18200038844764044,0.18725920155711992,0.19058032802200772,0.19165703828787306,0.1923554589823668,0.19266222496698654,0.1998805013183426,0.20008502806790887,0.2010909630731276,0.20123440039340051,0.2024950934333711,0.205059541132728,0.20602624705955233,0.20604608165252383,0.20813790135305105,0.20816179405632845,0.21014747317680826,0.21078601448606993],"n_dims_used":45,"mean_confidence":0.9024589538574219},"coverage":{"mean_confidence":0.9024589538574219,"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}}