{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002689},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002704","496:4960002154","496:4960002987","496:4960001784","496:4960001419","496:4960001910","496:4960001305","496:4960001099","496:4960007960","496:4960001909","496:4960002038","496:4960003535","496:4960001781","496:4960007973","496:4960002844","496:4960002848","496:4960003397","496:4960002422","496:4960001922","496:4960002557","496:4960007961","496:4960002559","496:4960001655","496:4960002560","477:4770002681"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,477],"twin_sims":[0.706497686554007,0.5689215880826489,0.5528205181620244,0.5464525166499944,0.5123421738449172,0.4406886869777539,0.43091494098637373,0.43056138361792406,0.40728969480800614,0.4037367106499087,0.3880123561554075,0.35885971378062426,0.34140920228460553,0.3396171854902323,0.3377196897652357,0.32015375635012744,0.3164964494070218,0.31496528649083694,0.3044289954734845,0.2978826542766816,0.29118014445372137,0.28268817757104236,0.28006802884964405,0.2742232364953816,0.26945405857102944],"twin_dists":[0.10826195037062751,0.1379377922025627,0.14140485715443563,0.1427801934247197,0.15020169119317722,0.1662613172640776,0.1685212994037062,0.1686034354202252,0.17407353896950012,0.1749204752952522,0.17871013495259838,0.18593597772119372,0.19040445992063296,0.190870098541971,0.19136458546788324,0.19601617889812567,0.19700236741812235,0.1974171538065832,0.2003031277509718,0.20212540057584363,0.20401567723712602,0.20644821987793557,0.20720763160459663,0.208917375323972,0.21032910559170387],"n_dims_used":45,"mean_confidence":0.9223278469509548},"coverage":{"mean_confidence":0.9223278469509548,"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}}