{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007784","490:4900008774","490:4900008782","490:4900009735","490:4900008884","490:4900010220","490:4900008007","490:4900010129","490:4900010564","490:4900008340","490:4900007786","490:4900010310","490:4900011753","490:4900009721","490:4900008902","490:4900010311","490:4900011149","490:4900008790","490:4900008892","490:4900010991","490:4900010396","490:4900011691","490:4900009015","490:4900009635","490:4900007886"],"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":[0.23982741836805718,0.2217114951995113,0.2200710893015103,0.18843257862448543,0.17090850765652593,0.1645608908741194,0.16043602769006102,0.09132068675767709,0.0765937830015829,0.07625564690157921,0.06737936071619047,0.06470816219918098,0.06161446757330437,0.06161344697981008,0.06079836321508842,0.05955007103876039,0.055864746744013004,0.05351509110492487,0.04847984902969771,0.04773125275810451,0.0471853597542423,0.04718205633450601,0.045828712484445304,0.04288789784717179,0.03872664386203817],"twin_dists":[0.21947141456371574,0.2254269687962594,0.22598195510536073,0.2372842787769486,0.24412444251788387,0.24672561091183995,0.24845501969900116,0.2841479227986918,0.29440225209804605,0.29465563548233664,0.3016566134634094,0.3039100705571024,0.3066170555824196,0.30661796680491077,0.30734969119296457,0.30848609881558736,0.3119595861685339,0.31427434020740513,0.3195338437970753,0.32035426123461125,0.3209593336075811,0.3209630129218502,0.3224888115428032,0.32593919826734447,0.33117879381126947],"n_dims_used":45,"mean_confidence":0.8880670335557725},"coverage":{"mean_confidence":0.8880670335557725,"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}}