{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000442},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006439","480:4800006474","494:4940000728","494:4940000842","494:4940000787","494:4940000731","494:4940000559","494:4940000848","494:4940000555","480:4800006440","480:4800006473","494:4940000671","494:4940000672","493:4930005043","494:4940000729","494:4940000438","494:4940000556","480:4800006462","494:4940001081","494:4940000496","494:4940000558","494:4940000441","494:4940000844","492:4920002851","494:4940000786"],"twin_admin_codes":[480,480,494,494,494,494,494,494,494,480,480,494,494,493,494,494,494,480,494,494,494,494,494,492,494],"twin_sims":[0.8865941886992021,0.8646885285782582,0.8584730308129903,0.8405966022232784,0.839325278561999,0.8336097379568065,0.8239593186786749,0.7768432820104301,0.7647599914863218,0.7582484293008218,0.7425831402853249,0.7332859114906586,0.7310086270997542,0.7227912622206194,0.7217678756018756,0.7206362697528376,0.7136317302914192,0.7106444154372273,0.7046701879440583,0.7022515696205985,0.6980810200066968,0.6952440549571623,0.6865830545388221,0.6843344030464862,0.6783846260072813],"twin_dists":[0.06372270544421219,0.0700325625222999,0.07174904583377932,0.07653639151174495,0.07686922999569536,0.07835424287558693,0.08082203624909703,0.09229620610038812,0.09511800879215919,0.09662246455601797,0.10020057690418892,0.10229948757425275,0.1028110620432884,0.10464931421457316,0.10487743910907366,0.10512948659917314,0.10668511021763923,0.1073462870560389,0.10866473539910494,0.10919711855849278,0.11011336367660632,0.11073539871182925,0.11262867674769297,0.11311890215535476,0.11441357909126827],"n_dims_used":44,"mean_confidence":0.9153210033069957},"coverage":{"mean_confidence":0.9153210033069957,"n_dims_used":44,"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}}