{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000561","497:4970001920","497:4970001088","497:4970001349","497:4970001581","497:4970001919","497:4970001823","497:4970000430","497:4970000629","497:4970001580","497:4970001741","497:4970001505","497:4970000685","497:4970001837","497:4970001506","497:4970001579","497:4970001916","497:4970000314","497:4970000324","497:4970000996","497:4970000204","497:4970000630","497:4970001661","497:4970001351","491:4910005968"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491],"twin_sims":[0.2600951545502432,0.25273736011923625,0.22133579875477769,0.22011454590873705,0.18766108907421447,0.18390625839765845,0.16689197567524358,0.14338241539725957,0.13880593803400237,0.12864202602272257,0.12807292621264596,0.12738955860718648,0.12502042245447742,0.12281989880445188,0.11858312182127426,0.11716983528308395,0.1171616840428017,0.11537710670063242,0.11308072495094618,0.11105657588974427,0.10000264686160301,0.09875325181773667,0.09388456949392424,0.09109664384913728,0.09027593097232191],"twin_dists":[0.21314518259641585,0.21540414376877606,0.22555383230854997,0.22596721712272252,0.23757573727101242,0.23900640085010633,0.24576210199596163,0.25597071954889,0.2580994252057716,0.26302208129032806,0.26330625828449117,0.2636487597470526,0.2648470509866345,0.2659756085606585,0.2681926159198506,0.268945624435122,0.2689499876104956,0.2699108905461766,0.2711643281027693,0.2722855416980563,0.27870463555956343,0.2794644846538983,0.282499504764089,0.2842936991707876,0.28483014206598717],"n_dims_used":45,"mean_confidence":0.8913586086697048},"coverage":{"mean_confidence":0.8913586086697048,"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}}