{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001753},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001751","474:4740001338","474:4740001750","474:4740001853","474:4740001854","474:4740001550","469:4690004130","487:4870004461","466:4660010391","469:4690004226","469:4690003045","474:4740001333","474:4740001130","469:4690001936","469:4690003239","469:4690001750","469:4690003048","469:4690002323","469:4690001475","469:4690002134","466:4660009220","469:4690001932","474:4740001757","469:4690002031","466:4660006351"],"twin_admin_codes":[474,474,474,474,474,474,469,487,466,469,469,474,474,469,469,469,469,469,469,469,466,469,474,469,466],"twin_sims":[0.5627220520106468,0.5288666697329348,0.441038360068879,0.41682011396353136,0.33657621973519447,0.32875946425186536,0.2748730424693573,0.261366413727651,0.2539338442676651,0.251777093113939,0.2504000422581001,0.2500038076317831,0.24603825917054953,0.24313233940369858,0.24121179030554293,0.23670918584595532,0.2351317178597814,0.23461168913819855,0.23432410658133096,0.23239146230000557,0.23159794322198082,0.22012951952365883,0.21950366116648506,0.21858656479932684,0.21771294139418199],"twin_dists":[0.1392711731973846,0.1465935999239916,0.16618083138803214,0.1718176670251528,0.1916632969877943,0.19372023038426175,0.20872619760176356,0.2127589859947435,0.21503399315453506,0.2157020244687753,0.21613046101211866,0.21625401861117213,0.21749756107387913,0.21841702493530032,0.21902861052762476,0.22047493540023996,0.22098588974708738,0.22115482255152388,0.2212483499082898,0.2218788445502299,0.22213871522238002,0.22596213938481768,0.2261745732727908,0.2264865961850831,0.22678464653538302],"n_dims_used":45,"mean_confidence":0.9185985141330295},"coverage":{"mean_confidence":0.9185985141330295,"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}}