{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001491","469:4690000901","481:4810000091","496:4960000214","496:4960004390","488:4880002408","488:4880006033","499:4990002219","489:4890005482","488:4880002541","488:4880001955","470:4700004700","470:4700001126","488:4880000773","481:4810001734","481:4810004035","489:4890001489","477:4770003732","499:4990004039","470:4700004515","496:4960004629","493:4930003960","470:4700000187","488:4880000750","493:4930000978"],"twin_admin_codes":[489,469,481,496,496,488,488,499,489,488,488,470,470,488,481,481,489,477,499,470,496,493,470,488,493],"twin_sims":[0.310266234434509,0.2406796700733441,0.21351407121621113,0.20779757598814602,0.19929888738187004,0.1955401066208896,0.19523988865733533,0.1738460587285513,0.1736506025810259,0.1704939324560594,0.1671724897918983,0.16640744524721252,0.1647836517576252,0.16305388410969546,0.15673635013847723,0.15288032799418308,0.14989281769647503,0.14602196144707985,0.14361656292391317,0.1416806085372491,0.14128854076704286,0.13697294258864207,0.13687278618683893,0.1362444035056611,0.13171698986435182],"twin_dists":[0.1986973146718623,0.21919861840427024,0.2282285027658988,0.2302254427007842,0.23326482100485224,0.23463757429637427,0.23474800310311342,0.2429441123687663,0.24302220323854812,0.2442921892820187,0.24564681264493224,0.24596157005870176,0.2466331126869717,0.2473537643535586,0.25003386804530464,0.2517086735750309,0.2530276870872438,0.2547658308368168,0.25586317510913215,0.25675630966854035,0.2569382902359183,0.25896672322458447,0.2590143626531462,0.2593138502034792,0.2615028316251496],"n_dims_used":43,"mean_confidence":0.9139207352039426},"coverage":{"mean_confidence":0.9139207352039426,"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}}