{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009740},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009422","490:4900009227","490:4900009317","490:4900009413","490:4900011715","490:4900009017","490:4900009225","490:4900009228","490:4900009319","490:4900009124","490:4900009125","490:4900009215","490:4900008996","490:4900008997","490:4900008370","490:4900009139","490:4900011716","490:4900009235","490:4900009229","490:4900009461","490:4900009310","490:4900009025","490:4900009211","490:4900009110","490:4900008573"],"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":[0.03788374931835087,0.03726839499024546,0.01322266488324459,0.010845969050379309,0.009814593695814743,0.007005997576322078,0.005205180103737614,0.0030142205853159526,0.002904943343013075,0.0022778931283345106,0.0014799153407010388,0.0011195040310522225,0.0009873483870449038,0.0008627693586971094,0.0008625544459649662,0.0007599413615240618,0.0007048866706726299,0.0006700429520500974,0.0006091207768498682,0.000475092192877872,0.0002182376609493936,0.0001697129017003434,0.0001688264424511843,0.00016606090217756816,0.0001585179128801262],"twin_dists":[0.3322976782483185,0.3331279146521422,0.3820086622679049,0.39065942612581983,0.3949502099019348,0.4090938614668901,0.42116600082057004,0.44250484913792976,0.44391021455513685,0.45305554087784555,0.46883683989716846,0.4787727288062462,0.48317804417938337,0.4878637283522414,0.4878723415983559,0.4922318211536365,0.49480214526140054,0.4965272946418362,0.49975506922701796,0.5080732996352757,0.5332743838136745,0.5411700913025527,0.5413332946415983,0.5418476908752937,0.5432928750805137],"n_dims_used":45,"mean_confidence":0.8882636176215277},"coverage":{"mean_confidence":0.8882636176215277,"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}}