{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002209},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005268","489:4890005120","489:4890005265","489:4890005194","489:4890005224","489:4890005082","477:4770002345","477:4770003375","489:4890005131","477:4770002144","489:4890005164","477:4770002996","489:4890005236","489:4890005264","477:4770003234","477:4770002146","489:4890005162","477:4770002915","477:4770003246","477:4770002346","489:4890005202","477:4770003380","477:4770003458","489:4890005118","489:4890005167"],"twin_admin_codes":[489,489,489,489,489,489,477,477,489,477,489,477,489,489,477,477,489,477,477,477,489,477,477,489,489],"twin_sims":[0.8454316911192782,0.829156271920209,0.8067022308641502,0.7731326890994136,0.7463623214703087,0.718186524720619,0.6858249466366559,0.6844032887879419,0.6736337318830283,0.6694038688552992,0.6623530632889053,0.6623036936933305,0.6509694329488696,0.648513301894532,0.6479563620073387,0.6440318928770504,0.6404656036555249,0.6144062114604649,0.6006934247903751,0.59460827497638,0.5937939362283682,0.5875515790396729,0.5800918033586386,0.5785488874799074,0.5774531211475497],"twin_dists":[0.0752617678581478,0.07949902319982824,0.0851249071719732,0.09316710721044986,0.09934237167935799,0.10567441949484119,0.11279400911718353,0.11310389216435338,0.11544501320683384,0.11636170056440652,0.11788662742526014,0.11789729215148903,0.1203415334027375,0.12087021083747872,0.12099004734994183,0.1218340418228755,0.12260039631089538,0.12818802527864542,0.13112443440945362,0.1324277170406112,0.13260216044935788,0.13393973477137322,0.13553930805642944,0.13587034474024853,0.1361054903412527],"n_dims_used":45,"mean_confidence":0.9212086995442709},"coverage":{"mean_confidence":0.9212086995442709,"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}}