{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011822","490:4900011431","490:4900011497","490:4900011624","490:4900011294","490:4900010829","490:4900012093","490:4900011821","490:4900011755","490:4900011366","490:4900011626","490:4900010392","490:4900011625","490:4900008884","490:4900010125","490:4900011362","490:4900008545","490:4900008774","490:4900010393","490:4900011428","490:4900012022","490:4900012158","490:4900011891","490:4900010830","490:4900011225"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5877413589278248,0.5773861054286823,0.49380460731914033,0.40427091459090164,0.37996759260974955,0.37554392126397357,0.3465904849555052,0.33917496955129706,0.33311339974364523,0.3297922403391634,0.3257133741580341,0.30882147685482664,0.3077562079480405,0.30136430101057216,0.2785122551183379,0.27768296313692925,0.2533586621095591,0.24763455527038322,0.2355402471517396,0.23481103137591136,0.23358797657997976,0.2314192423371942,0.22305688050298556,0.21604609494145238,0.2074706115378098],"twin_dists":[0.13389905876871558,0.13611987283690988,0.15428470008234654,0.17479292334497742,0.18067677427367887,0.18176674309931562,0.1890654382398555,0.1909852068031796,0.19257126693430254,0.19344693908093827,0.1945290492595908,0.1990931339287316,0.19938566657684556,0.20115335619973806,0.20766059120353542,0.20790266683768516,0.21521179579257163,0.2169954490244829,0.22085334931537723,0.22109003670475644,0.2214880968215112,0.22219731902036058,0.22497383899393386,0.22735555559161288,0.2303407847221767],"n_dims_used":45,"mean_confidence":0.8863626268174913},"coverage":{"mean_confidence":0.8863626268174913,"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}}