{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001711},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002351","470:4700001712","470:4700004590","488:4880006395","493:4930001736","470:4700002024","493:4930002071","470:4700002519","470:4700002036","469:4690005134","470:4700001287","470:4700001710","470:4700002342","470:4700003220","470:4700002179","496:4960000874","488:4880006414","470:4700002531","493:4930001578","488:4880006292","470:4700000452","470:4700001876","470:4700002186","470:4700000454","487:4870005932"],"twin_admin_codes":[470,470,470,488,493,470,493,470,470,469,470,470,470,470,470,496,488,470,493,488,470,470,470,470,487],"twin_sims":[0.7904294896515638,0.6145913969730448,0.4668857244183918,0.4070093402479823,0.40665247172503477,0.3655654254425034,0.349124727924092,0.3451215664601578,0.3426519861521106,0.34068102307491277,0.318981406146529,0.31738298056348574,0.31280467713563204,0.3123767448679139,0.3113423575659013,0.3073160753632711,0.302875831177787,0.3024615154628254,0.3001279885006926,0.29663936442140804,0.2941014523070149,0.29269324214298514,0.29109700432316443,0.2894144400055752,0.2835322609270613],"twin_dists":[0.08907133276122267,0.1281483652163153,0.16029592564066786,0.17414024812495857,0.17422519295586378,0.18424883097791478,0.18841436081139937,0.1894439714717725,0.19008230166348294,0.19059351207632616,0.1963316078954869,0.19676272808915016,0.19800440616955084,0.1981209915339273,0.1984031756444213,0.1995067011369821,0.20073339211042238,0.2008483841276706,0.2014977676478557,0.2024741290338089,0.20318866612297182,0.2035867138552142,0.20403928582318406,0.2045179345391559,0.20620448195420066],"n_dims_used":43,"mean_confidence":0.9135804287222928},"coverage":{"mean_confidence":0.9135804287222928,"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}}