{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012297},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012226","490:4900012509","490:4900012581","490:4900012228","490:4900012225","490:4900012436","490:4900012437","490:4900012507","490:4900012652","490:4900012293","490:4900012229","490:4900012295","490:4900010912","490:4900012654","490:4900012366","490:4900011147","490:4900011227","490:4900011626","490:4900002817","490:4900012227","490:4900010579","490:4900011296","490:4900011825","490:4900011431","490:4900012367"],"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":[0.448827205738926,0.26722801235864657,0.20425887905622228,0.1806001094847696,0.17806355373468527,0.14511770754129813,0.14332647054507786,0.14015609950554053,0.11192118960545552,0.07580123769838859,0.06833262222020241,0.06516331824775855,0.06197736953050255,0.0618662118401272,0.059377398211093196,0.054841396460838396,0.054721641427613904,0.05155344791995195,0.04913859810650271,0.04743820814377621,0.043468061180930974,0.04321495106961984,0.039589612661204365,0.03900208696945457,0.03843110535192675],"twin_dists":[0.16439435524901044,0.2109933267115507,0.23148043080374017,0.2402832477757909,0.2412741342761835,0.2551767693028553,0.25599643443276954,0.2574660400801766,0.27180470292238057,0.2949975781826244,0.30087005245624404,0.303520793208008,0.306293825984071,0.30639266661434994,0.3086448337428454,0.31295763124549625,0.31307542989116915,0.3162723069371599,0.3188205958708686,0.3206783508136123,0.3252431015321048,0.3255458237274238,0.33005441208031366,0.33081763003040215,0.3315687324053223],"n_dims_used":45,"mean_confidence":0.891099378797743},"coverage":{"mean_confidence":0.891099378797743,"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}}