{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007798","490:4900008920","490:4900009035","490:4900008134","490:4900008246","490:4900008026","490:4900008573","490:4900009025","490:4900008034","490:4900009124","490:4900008587","490:4900008355","490:4900009235","490:4900008686","490:4900008244","490:4900009356","490:4900009019","490:4900008242","490:4900009413","490:4900008996","490:4900008370","490:4900008921","490:4900008815","490:4900009017","490:4900008910"],"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":[0.48252598519635664,0.17974967492862098,0.07011785668481527,0.057382340264344786,0.029844890676439837,0.027620785900159248,0.026576688641277324,0.026498701529716135,0.015060958825775406,0.014479413086450756,0.01229403646289698,0.011284737337121431,0.008395781514139436,0.006450746481846992,0.0063706978006208646,0.0062015473284010286,0.00428500435410892,0.0031868408498408472,0.0027895956839159865,0.0022557428083919188,0.0016265118396092757,0.0014697169499128832,0.001415303865642819,0.0011762644945391408,0.0006320316982973514],"twin_dists":[0.15679035331912838,0.24061435793590807,0.29942071040089807,0.3105069860595424,0.3441914844493585,0.3479660454085253,0.3498289707941528,0.3499706362429838,0.37621701960954307,0.3779783784318839,0.38521048684323694,0.388943371286631,0.40156325774362517,0.4124842922514497,0.412994591102557,0.41409218879643195,0.42888613446979895,0.440376989083477,0.44544709831720275,0.453419195235543,0.46542629636104615,0.46908555735947877,0.4704401381656712,0.4770271193884334,0.4985073130395459],"n_dims_used":45,"mean_confidence":0.8842963324652777},"coverage":{"mean_confidence":0.8842963324652777,"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}}