{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008543},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008878","466:4660002620","488:4880000945","466:4660002335","490:4900008764","488:4880000887","466:4660002705","488:4880001036","489:4890005402","488:4880006020","470:4700002955","477:4770002542","496:4960011059","496:4960006940","469:4690000801","466:4660008070","466:4660003091","489:4890005349","478:4780001242","490:4900002958","490:4900003365","490:4900003497","496:4960011056","466:4660003156","496:4960004478"],"twin_admin_codes":[490,466,488,466,490,488,466,488,489,488,470,477,496,496,469,466,466,489,478,490,490,490,496,466,496],"twin_sims":[0.26053963348671183,0.25659838854700845,0.1692222358599396,0.1406718511715252,0.12217332927419132,0.10417977800255812,0.10379749795664554,0.08244193216569816,0.06909847381242386,0.06512242953835985,0.06052054794955296,0.05791284982333263,0.056394937457350774,0.055889638348850204,0.05279546718809313,0.051787881380468,0.04733349012465849,0.045347463860753306,0.0425430948540841,0.04241256939878132,0.037888443448748484,0.03760302199901494,0.03725515364833457,0.036008150072125114,0.03570584083182464],"twin_dists":[0.21301001954242582,0.2142136350030787,0.24480858027417418,0.25722529266901356,0.2663101308153682,0.2762169446414695,0.2764413417365507,0.2901560614836393,0.3002445709180765,0.3035556727515973,0.3076009352493082,0.3100066734756983,0.31144843798114175,0.3119354990721302,0.315000117544122,0.31603024358144977,0.3207945685169732,0.32304048727932133,0.3263566641534936,0.32651543939795746,0.332291388984891,0.3326750068339755,0.3331459072308489,0.33486518937193305,0.33528959649354995],"n_dims_used":45,"mean_confidence":0.9178273518880208},"coverage":{"mean_confidence":0.9178273518880208,"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}}