{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001618},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001557","480:4800001614","480:4800001442","480:4800001376","480:4800001957","480:4800001553","480:4800002450","480:4800001615","480:4800001612","480:4800001564","480:4800001556","480:4800002388","480:4800002529","480:4800001838","480:4800001334","480:4800002019","480:4800001955","480:4800001675","480:4800001972","480:4800001613","480:4800001730","480:4800002246","480:4800002074","480:4800001799","480:4800002307"],"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":[0.6453694231047232,0.5789620099864121,0.5576379051246977,0.5263814141243318,0.5236038710136663,0.5138451729918034,0.49346295715624416,0.49185782573532294,0.4586638957424947,0.4551505044537875,0.4471877980187,0.4236528850134178,0.42291832005554914,0.4129198474434691,0.39067000708395444,0.3720613137576173,0.36622746959448294,0.3461209568301639,0.34089583145588886,0.3360472931764151,0.3251338680104276,0.3167911828835947,0.31604845888677885,0.3070374469131855,0.29903464909058913],"twin_dists":[0.12154647583018767,0.13578170091490505,0.14036607747412136,0.14713457762779983,0.147739847677972,0.1498723761211132,0.15436034768179696,0.1547159587806347,0.16215469117627435,0.16295259701051362,0.16476938685630632,0.1702139635003113,0.17038584538489585,0.1727381242408159,0.17806469959053312,0.1826292635754838,0.18408311393277743,0.18918634094599043,0.19053772038251393,0.1918016553543325,0.19468339692226788,0.19692265561996453,0.19712360859877553,0.1995833743904353,0.20180304132035054],"n_dims_used":43,"mean_confidence":0.9193178221236827},"coverage":{"mean_confidence":0.9193178221236827,"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}}