{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008025","490:4900007796","490:4900008813","490:4900007914","490:4900007912","490:4900008919","490:4900009040","490:4900008465","490:4900008806","490:4900008917","490:4900009226","490:4900008471","490:4900009028","490:4900008571","490:4900008700","490:4900008580","490:4900007795","490:4900008569","490:4900009027","490:4900009136","490:4900008464","490:4900008591","490:4900008353","490:4900008802","490:4900008881"],"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":[0.3120846710031743,0.12922350058632281,0.11784402236367816,0.10654367224929433,0.09039236491527317,0.07510686190260622,0.07298493102976668,0.0680651321872089,0.06130754349673529,0.05596624614412653,0.05168728127216285,0.04095772449242715,0.03913849362262193,0.027039868251276487,0.022006461738819524,0.018945867061396497,0.015004146128006223,0.014731568923873813,0.014203218948338552,0.013034809971262534,0.012747097463060245,0.010895138268828231,0.010376020294812325,0.009549155500841316,0.009015811063787401],"twin_dists":[0.1982006160951695,0.26273270521674064,0.2685855500954041,0.2748434027300403,0.284753802856023,0.2955233018324041,0.297154545927442,0.30108985922120296,0.3068916483906163,0.3118614228796451,0.3161340060318184,0.32831360301208823,0.33063957047040793,0.34899490316653375,0.3588119325113385,0.36578380852692155,0.376386424010035,0.3772071417345829,0.3788368515485385,0.38263994337160845,0.38362257746195394,0.39046408199772986,0.39256732603184935,0.39611942426248886,0.39855919643694177],"n_dims_used":45,"mean_confidence":0.8890650431315105},"coverage":{"mean_confidence":0.8890650431315105,"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}}