{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000184","474:4740000096","474:4740000042","474:4740000756","474:4740000752","474:4740000757","474:4740000215","474:4740000182","474:4740002433","474:4740000278","474:4740000481","474:4740000094","487:4870011933","474:4740000410","474:4740000586","487:4870011707","474:4740001273","474:4740002543","474:4740000250","478:4780000341","474:4740000251","474:4740000272","474:4740000078","478:4780000445","474:4740002332"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,487,474,474,474,478,474,474,474,478,474],"twin_sims":[0.8418633787737285,0.8416008024582815,0.7916621453169235,0.7788092543195874,0.7591954693789096,0.7184541217555188,0.7182887011515644,0.679219597729301,0.6745743806986322,0.6731543751448043,0.6630227685827133,0.6552816863483862,0.6345691810913697,0.6331870454865877,0.6328392086998147,0.6093994461441816,0.5795636544790211,0.5765505292298554,0.5718261680345783,0.565869269044967,0.5633013773606272,0.5557553165345566,0.5473625385540531,0.5329010091117996,0.5288474849836526],"twin_dists":[0.07620380111571948,0.07627281811966827,0.08877575540911416,0.09183313282716403,0.09640431924614612,0.10561494055648477,0.10565171002092051,0.11423209300297063,0.11524095354860658,0.11554897328367958,0.11774194210873082,0.11941252231696524,0.12386635346674721,0.12416291841534197,0.12423754405951531,0.12926019857169288,0.1356526154758637,0.13629921166593625,0.13731366558214003,0.13859405483139214,0.13914649628637737,0.1407718620070289,0.1425834876841745,0.14571658141354815,0.14659777384577963],"n_dims_used":45,"mean_confidence":0.9222696092393663},"coverage":{"mean_confidence":0.9222696092393663,"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}}