{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010511},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010507","490:4900010851","490:4900009956","490:4900009661","490:4900010423","490:4900010155","490:4900009955","490:4900011389","490:4900010517","490:4900011062","490:4900009337","490:4900010416","490:4900010404","490:4900009336","490:4900010057","490:4900010593","490:4900010849","490:4900010683","490:4900010918","490:4900011314","490:4900010996","490:4900011910","490:4900009857","490:4900010852","490:4900011381"],"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":[0.2324596067976419,0.21816301135058186,0.18719330818251578,0.1850742204803889,0.1808836685538208,0.15575054146719858,0.14438576677556378,0.13282702971704255,0.12723052663783568,0.11669129853106261,0.10035880353559189,0.09379176350635508,0.08754820510087724,0.08460101316085977,0.07889596217906812,0.07711496385507995,0.07408725254835995,0.07366251995087333,0.07336191573587596,0.07174474872825135,0.06852010759848409,0.06397884566554522,0.06396789568457714,0.058089897339158536,0.058077300040338134],"twin_dists":[0.221856555037715,0.2266309979908024,0.2377528679656686,0.2385592012054894,0.24017309167017833,0.2504591450839632,0.2555107916206461,0.26096096218869486,0.2637286654878746,0.26920216968155863,0.2784893927720056,0.2825585494934963,0.2866413037844939,0.28864931526869375,0.29270063211394287,0.29401346221418656,0.29630241892011044,0.29662952815255555,0.2968619619819282,0.2981257817919895,0.3007164055420615,0.30453851921131136,0.3045479993094371,0.30984054467586736,0.30985235128232336],"n_dims_used":45,"mean_confidence":0.8942212422688802},"coverage":{"mean_confidence":0.8942212422688802,"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}}