{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001870},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001931","491:4910002169","492:4920006806","492:4920004011","491:4910001147","492:4920005475","492:4920006002","491:4910001409","492:4920007009","492:4920005912","492:4920007074","492:4920007032","492:4920007082","492:4920004358","492:4920005753","492:4920004722","492:4920005906","492:4920006240","492:4920006172","492:4920006653","492:4920007065","492:4920004616","492:4920006790","491:4910001756","492:4920004466"],"twin_admin_codes":[491,491,492,492,491,492,492,491,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,491,492],"twin_sims":[0.35225557355532566,0.2761494037513835,0.23348396913321634,0.2072821189558294,0.19361521109390067,0.19316492347359301,0.19052980917545065,0.1837222940707549,0.18348280565087702,0.17288628385457966,0.16521571945988706,0.1649043775638981,0.16242190038246931,0.1609611240894193,0.16072798176863395,0.15758182640945947,0.15756830596556737,0.15699792213545408,0.14884110500160927,0.1472237118386823,0.14226913286974338,0.1413757534754844,0.13517215326292387,0.13032591028202148,0.12952843866693037],"twin_dists":[0.18761342313517637,0.2083514871237769,0.22152201048516332,0.2304073348894839,0.2353476607129849,0.23551447757838018,0.236496172025662,0.23907702096457673,0.23916903035782475,0.24332817698158293,0.24645396013214527,0.2465830208031467,0.24761844039530215,0.24823308698418825,0.24833155988346947,0.2496706835057465,0.2496764801754233,0.249921354202057,0.2534966319159501,0.25422259943884046,0.25648384472980695,0.2568977774663868,0.25982728384103043,0.2621867706597861,0.2625813431955446],"n_dims_used":45,"mean_confidence":0.8986547682020399},"coverage":{"mean_confidence":0.8986547682020399,"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}}