{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001744},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001388","496:4960001736","496:4960001509","496:4960001617","496:4960003495","496:4960001620","496:4960003340","496:4960002239","496:4960004335","496:4960003897","496:4960001998","496:4960002516","496:4960002252","496:4960001877","496:4960001618","496:4960002245","496:4960003083","496:4960002511","496:4960001162","496:4960001881","496:4960003359","496:4960003220","496:4960002004","496:4960001389","496:4960001622"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8961065588076983,0.8874796967934132,0.8659605561632252,0.835025356593791,0.8219719408852173,0.8210445743076393,0.8153756979091007,0.8118760886066979,0.803799579109491,0.8024905539954805,0.7968200836265872,0.7967892210646655,0.7945379113973732,0.7801108995222779,0.7641624980990874,0.7628607161776142,0.7545729904850933,0.7539708211933341,0.7463393472737623,0.7388874496957187,0.7319692123052317,0.7263556293800106,0.72615777679261,0.7241973872029923,0.7198080301232509],"twin_dists":[0.06083228537326939,0.06345791175914736,0.0696776124756675,0.07798812916829456,0.08132445873586237,0.08155825751422727,0.08297877925935528,0.08384855232586338,0.0858361936711042,0.08615587946335095,0.08753316295529313,0.08754062635445378,0.08808412444285131,0.09152589531731244,0.09525650775666307,0.09555793960148413,0.09746701980295332,0.09760508150440747,0.09934759803613978,0.10103695408246399,0.10259539101520185,0.10385339887868322,0.103897635920271,0.10433558734990717,0.1053138319236905],"n_dims_used":45,"mean_confidence":0.9302866617838542},"coverage":{"mean_confidence":0.9302866617838542,"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}}