{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004311","493:4930003834","493:4930003998","493:4930003477","493:4930003305","470:4700007939","493:4930004897","481:4810002456","493:4930001783","493:4930002293","493:4930003301","493:4930004613","496:4960000363","470:4700002121","493:4930005019","493:4930005156","493:4930004620","489:4890000125","493:4930003302","493:4930002971","496:4960000427","493:4930003821","493:4930003831","493:4930004319","493:4930005512"],"twin_admin_codes":[493,493,493,493,493,470,493,481,493,493,493,493,496,470,493,493,493,489,493,493,496,493,493,493,493],"twin_sims":[0.4967481370297579,0.36764685825478005,0.3645506690326781,0.34639492388872173,0.32355448712595164,0.31769871175005804,0.3068076178586718,0.3007249857927793,0.297246096740114,0.27717620952984073,0.2714387632985873,0.271044882541106,0.26924323414943824,0.2654832487935778,0.25495070085035637,0.250710704522045,0.24874460317558836,0.2464324267585861,0.24288626036233704,0.24279288535365204,0.2427275281246496,0.23909646771064594,0.2353403118364695,0.2286526027921415,0.2275416411775235],"twin_dists":[0.15363357516598236,0.18372833107967615,0.1845031293071234,0.18911578436382315,0.1951048319191359,0.19667747367514535,0.19964664917445155,0.2013313531672313,0.20230384050137817,0.20805080847006668,0.20973975485570573,0.20985650415070844,0.21039186656484993,0.21151634549609077,0.21472028305701188,0.21603367473113957,0.21664750907792282,0.21737338214445504,0.2184952120610987,0.2185248936721941,0.21854567351515194,0.21970588586796772,0.2209181961410495,0.22310845148069194,0.2234763718517379],"n_dims_used":45,"mean_confidence":0.9270862155490451},"coverage":{"mean_confidence":0.9270862155490451,"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}}