{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001954","480:4800001781","480:4800001831","480:4800001782","480:4800002207","480:4800002499","480:4800001558","480:4800001832","480:4800002448","480:4800002009","480:4800002217","480:4800001519","480:4800002216","480:4800002355","480:4800002303","480:4800002534","480:4800002065","480:4800002209","480:4800002168","480:4800001660","480:4800001687","480:4800001839","480:4800002064","480:4800002254","480:4800001455"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6501782000867297,0.5739213957212114,0.49075881791936304,0.48769678052116694,0.4529696370882106,0.4515176365405501,0.43893027355210035,0.4374605677733951,0.4360539961340339,0.42220106681252517,0.41791875146215385,0.39409729498700624,0.37969944100245384,0.36843125084868417,0.3663399158013141,0.3466093160676559,0.34465676859917643,0.33699297895836733,0.33355478467959576,0.32495123900844597,0.32166115561732145,0.3214759331931103,0.3140465260667251,0.3134121114628755,0.3130782017414887],"twin_dists":[0.12051187969003012,0.1368636589490385,0.15495963746841257,0.1556394330191524,0.16344900890295208,0.16378000324868705,0.1666664381820384,0.1670055328301349,0.16733048287594363,0.1705537972157269,0.17155905967660773,0.17723537444181214,0.18074266940271735,0.18353256261100584,0.18405498235081327,0.1890605910654089,0.18956392528590504,0.19155436254271757,0.19245524906511005,0.19473207058477007,0.19561155312607773,0.19566121442583634,0.19766659163006692,0.19783907339702408,0.19792993505239204],"n_dims_used":43,"mean_confidence":0.9210260080736737},"coverage":{"mean_confidence":0.9210260080736737,"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}}