{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003373},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002591","480:4800002887","480:4800002691","480:4800002636","480:4800002737","480:4800002925","480:4800002588","480:4800002738","490:4900001085","496:4960006242","490:4900001327","480:4800002931","480:4800002788","466:4660001289","494:4940006147","490:4900004595","469:4690003175","480:4800002693","480:4800002879","480:4800003318","469:4690002341","480:4800002690","469:4690005291","490:4900000621","466:4660001170"],"twin_admin_codes":[480,480,480,480,480,480,480,480,490,496,490,480,480,466,494,490,469,480,480,480,469,480,469,490,466],"twin_sims":[0.4051047477316678,0.3805674132386208,0.3146377480245558,0.3112432180612313,0.30105974969014054,0.28709190209193725,0.27477504717966156,0.2686879341264957,0.26336572839011696,0.23118649906774685,0.2242910649191472,0.22116672575279214,0.2184666788292373,0.2038094033406029,0.20299690204071433,0.18399921381218826,0.18352238119380468,0.1834845076491151,0.17191506269988932,0.171787345303397,0.16738510709197071,0.16250094588612338,0.15968135566223288,0.15881303955767742,0.15833510815875287],"twin_dists":[0.17459397962830592,0.18052945664162035,0.19750603105293832,0.19843024931449302,0.20123812131003266,0.2051813773944883,0.2087550107845658,0.21055732127869992,0.21215398891815704,0.22227369035726086,0.22455976187047674,0.22561097109391387,0.22652744975765665,0.23164089807555394,0.23193158600590696,0.23897073611410236,0.2391538199367704,0.23916837616607473,0.2437183772261677,0.24376980658290154,0.24555952123931002,0.24758529519086303,0.24877490937291985,0.24914433405673034,0.24934829764946775],"n_dims_used":43,"mean_confidence":0.9224667216456214},"coverage":{"mean_confidence":0.9224667216456214,"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}}