{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003235},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003245","490:4900003502","490:4900004335","490:4900003244","490:4900005951","490:4900004470","490:4900002967","490:4900003775","490:4900007669","490:4900003921","490:4900006424","491:4910002162","490:4900003635","490:4900003632","490:4900003780","490:4900002816","490:4900004195","490:4900005950","490:4900003240","490:4900005419","490:4900002368","490:4900003639","490:4900003630","490:4900004193","490:4900004068"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4078011288236481,0.2353475886878245,0.19201857764626645,0.19078751267941904,0.18036070749339644,0.17426443584490764,0.13232148120528003,0.12726427901465553,0.12621630888299154,0.10692423450599127,0.10539179616038225,0.09790887186129314,0.09552999210315727,0.0945445342478464,0.08852730756495755,0.08823611181134083,0.08776512981008287,0.08752523731435596,0.0760149395002215,0.07372518196990813,0.07308012905045473,0.07209609007800455,0.0700883774167998,0.0638538025583506,0.06269307763664578],"twin_dists":[0.17395189786378978,0.22091583534217651,0.2359403865839732,0.23639975006234323,0.2403763452354396,0.24277716807953983,0.2612073228510945,0.2637117002575319,0.26424004832668074,0.27462449608705775,0.2755097070886007,0.2799822926669791,0.28146021986799014,0.28208094605478573,0.28598611084934844,0.28618036857911955,0.2864956426888304,0.28665674303079575,0.2948365624930948,0.296581173098883,0.2970805460454474,0.2978492611655459,0.2994443983821287,0.30464685609135345,0.3056608815378051],"n_dims_used":44,"mean_confidence":0.894973408092152},"coverage":{"mean_confidence":0.894973408092152,"n_dims_used":44,"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}}