{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006610","490:4900008275","490:4900008154","490:4900009151","490:4900008155","490:4900004929","490:4900007947","490:4900009666","490:4900006848","490:4900007949","490:4900007469","490:4900009150","490:4900009045","490:4900006732","490:4900008382","490:4900008484","490:4900012130","490:4900006970","490:4900009044","490:4900007708","490:4900008277","490:4900008153","490:4900001525","490:4900005748","490:4900007346"],"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":[0.06634036556633313,0.06552552701410083,0.02137960317857936,0.01720236246928556,0.015078745215986643,0.01319700845465856,0.013089299024858277,0.011703958280482618,0.009944062917047693,0.00968310111177764,0.00861134693104134,0.008406472633501505,0.007728541247444879,0.007627809747261164,0.007007523407957203,0.006228126201732006,0.0050786431862391195,0.0049740548435770774,0.004705618673156627,0.0045718689571557615,0.0038068881821394173,0.003497962941801819,0.0034305696162354148,0.003414461657135863,0.0032148876224538624],"twin_dists":[0.3025243091864753,0.30321259412794316,0.36016787264061695,0.3702087490392157,0.3761640997505974,0.3820944103928813,0.38245601014641284,0.38735828115421067,0.3943901187277922,0.3955258400658517,0.4004969758004106,0.40150980028421934,0.40502666635791545,0.4055726566838852,0.4090848826556935,0.4139179481244333,0.42215046895995223,0.42298108379192156,0.42518765079462534,0.4263300202788758,0.4335140808044968,0.43679454671163814,0.43754516095997004,0.4377265581981593,0.4400412459981751],"n_dims_used":45,"mean_confidence":0.9281540764702692},"coverage":{"mean_confidence":0.9281540764702692,"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}}