{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005279},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005243","489:4890005280","489:4890005154","472:4720000005","472:4720000000","489:4890005242","472:4720000013","489:4890004940","467:4670000205","467:4670000182","489:4890004746","489:4890004778","489:4890005155","489:4890005336","489:4890005409","479:4790003329","472:4720000038","467:4670000160","489:4890004571","472:4720000037","489:4890004838","472:4720000003","472:4720005558","472:4720005630","489:4890004974"],"twin_admin_codes":[489,489,489,472,472,489,472,489,467,467,489,489,489,489,489,479,472,467,489,472,489,472,472,472,489],"twin_sims":[0.8654851814195001,0.8374143548324209,0.769117241479773,0.7584072445781963,0.723051831821744,0.6928926989037795,0.6603727060097134,0.6490729066151085,0.6339113979405394,0.6160367608687455,0.610348003733673,0.6014375875020928,0.57632410735501,0.575018746817743,0.559058591139269,0.5376128152308388,0.5347058257921582,0.5275641277846266,0.5229655412154212,0.5219388807052757,0.5163444761409801,0.5110007867920289,0.5094843337218642,0.508841105638041,0.5032856509570991],"twin_dists":[0.06981041244913538,0.07736776658182068,0.09410513232543394,0.09658589774821123,0.10459120239315678,0.11125023526397218,0.11831428893465326,0.12074978491367115,0.12400750185496738,0.12783880864209585,0.12905708071851302,0.13096507628760387,0.1363478124443048,0.13662803910375035,0.14005998511016282,0.144694011131833,0.1453246813969948,0.14687706129169767,0.1478790519688043,0.14810302343994686,0.14932529455442003,0.15049580203107346,0.1508285351961747,0.1509697464740473,0.1521913303935006],"n_dims_used":44,"mean_confidence":0.9164366288618608},"coverage":{"mean_confidence":0.9164366288618608,"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}}