{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011377},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011443","490:4900009942","490:4900011171","490:4900011311","490:4900010752","490:4900010043","490:4900010413","490:4900010667","490:4900011504","490:4900011308","490:4900011307","490:4900010240","490:4900010054","490:4900011506","490:4900011444","490:4900010497","490:4900011369","490:4900010571","490:4900010584","490:4900011570","490:4900010052","490:4900010581","490:4900011168","490:4900011244","490:4900009550"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.12859029894827484,0.08015726358810822,0.06222820511347905,0.057002830657757624,0.05474898609421704,0.05349424606732724,0.05174413903536161,0.051020973656151214,0.04494334381787269,0.043814796302932175,0.04174831901432125,0.03786158347941987,0.02842879872315133,0.02708199739335105,0.026855114716515836,0.024889541525391412,0.024096756691072585,0.02397929040733275,0.02243794474859023,0.021865586914392485,0.021518934241191976,0.020785579307749245,0.0203194975948081,0.02015819748835373,0.016430251506157376],"twin_dists":[0.2630478716005186,0.2917852146622492,0.3060713178623633,0.3108672402904742,0.3130485131544792,0.31429524930703745,0.31607534035339474,0.31682553002975294,0.3235075515406639,0.32483079889048283,0.32732988706017324,0.3323273852811484,0.34656551791460233,0.34891965162998567,0.3493261095447756,0.3529771423524207,0.3545206231936732,0.3547530462390957,0.35789797815522933,0.3591137019038938,0.3598635296969546,0.3614850914731416,0.3625417586642401,0.3629123701760257,0.3722951815260817],"n_dims_used":45,"mean_confidence":0.8879113091362847},"coverage":{"mean_confidence":0.8879113091362847,"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}}