{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005803","496:4960004345","470:4700000142","496:4960009745","488:4880000602","496:4960005073","496:4960005934","496:4960010954","496:4960004932","496:4960005797","496:4960011959","496:4960002314","496:4960006603","496:4960000709","496:4960009839","496:4960005377","496:4960003483","496:4960005386","488:4880002546","496:4960001872","496:4960002378","496:4960003271","488:4880000535","496:4960007259","496:4960000598"],"twin_admin_codes":[496,496,470,496,488,496,496,496,496,496,496,496,496,496,496,496,496,496,488,496,496,496,488,496,496],"twin_sims":[0.5506910264223189,0.5352051234475508,0.5221686727358276,0.5146965449452708,0.5130762810900329,0.5129023692569334,0.4999696308051651,0.4961973387398621,0.485135658448192,0.4846889853707055,0.4841288900378174,0.4741820800004585,0.47287634161470177,0.4701070487126694,0.46893677116608545,0.4596913092223306,0.45230547173461966,0.4518181463733687,0.45111120670546534,0.4464077184324309,0.44138816438903633,0.439838386524947,0.43840347267924873,0.43525971556314624,0.4335820683185854],"twin_dists":[0.14186448647493702,0.14521631061811013,0.1480528842843792,0.14968594267558671,0.15004081419160825,0.1500789211198461,0.15292222283708584,0.1537553301426167,0.15620901643182777,0.1563084493033683,0.15643317095710138,0.15865580232732526,0.15894868975089113,0.15957075770303167,0.15983400840010933,0.1619217775299094,0.1636003615711106,0.16371146749721507,0.16387272258226473,0.1649480207437087,0.16610034015353417,0.16645713887683286,0.16678793166258465,0.1675141637066074,0.16790256748886118],"n_dims_used":45,"mean_confidence":0.9387724982367621},"coverage":{"mean_confidence":0.9387724982367621,"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}}