{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001124","487:4870001125","487:4870008540","487:4870001590","487:4870001027","487:4870011443","487:4870001031","487:4870001952","490:4900004577","490:4900002768","487:4870008793","487:4870000939","490:4900003609","487:4870000681","487:4870011440","487:4870000611","487:4870000252","487:4870008542","487:4870001219","487:4870010717","487:4870011559","490:4900001840","487:4870000761","487:4870002110","490:4900003881"],"twin_admin_codes":[487,487,487,487,487,487,487,487,490,490,487,487,490,487,487,487,487,487,487,487,487,490,487,487,490],"twin_sims":[0.3098890642584589,0.30463564656168257,0.2895448969155309,0.2866020618580016,0.258428523317621,0.25543224898174033,0.2529773839858808,0.23464337662996818,0.2346377798361921,0.23087631782402082,0.22597897167121686,0.22585390892431406,0.22361578785881364,0.21057863789032302,0.20768463939008408,0.20752684209999048,0.20658918871183804,0.20376306786499118,0.20229754254936128,0.19486404850142963,0.186202609715824,0.18370821457432385,0.18289364919380444,0.18168482785824594,0.18116025071405056],"twin_dists":[0.19880054559896615,0.2002459764338302,0.20448076349244795,0.2053217122436759,0.21365329201349512,0.21457199769649157,0.21532979951078293,0.22114452176746546,0.22114634107410747,0.22237555059962005,0.2239959051346514,0.22403758701913826,0.22478613325319854,0.2292493387496672,0.2302652689202421,0.23032093965602807,0.2306523400024267,0.23165745408679103,0.23218243551057638,0.23488641414802436,0.23812903561013438,0.23908242784605438,0.23939574022307603,0.23986251863237706,0.2400657635854025],"n_dims_used":43,"mean_confidence":0.9152564115302507},"coverage":{"mean_confidence":0.9152564115302507,"n_dims_used":43,"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}}