{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000129},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000160","480:4800000225","480:4800000199","480:4800000128","480:4800000265","480:4800000018","480:4800000127","480:4800000130","480:4800000158","480:4800000074","480:4800000088","480:4800000264","480:4800000102","480:4800000031","480:4800000194","480:4800000052","480:4800000235","491:4910002404","492:4920000759","480:4800000236","480:4800000234","480:4800000205","491:4910001900","480:4800000249","480:4800000142"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,491,492,480,480,480,491,480,480],"twin_sims":[0.44286656613609016,0.10355116925527079,0.09638090755771157,0.04503032078303595,0.04424399115707322,0.03716232503913724,0.030696780169545544,0.028727643246048047,0.027969969756710136,0.025555708696469035,0.02208306664686769,0.02188372318076197,0.012154752659475977,0.010322712462650796,0.006998008637728143,0.006528400224751055,0.006075586360821098,0.005853031590139945,0.004399580508539176,0.004244754050543555,0.0041369555722406935,0.003962215110029415,0.003672233065747461,0.0034798826736201233,0.003211312468108489],"twin_dists":[0.16576042756411188,0.2765862772575063,0.28092828205079257,0.3234067307915681,0.3243242230115149,0.33327219695481386,0.3428094850371069,0.34605619213837713,0.34735653848996956,0.35171270340713195,0.35864854032521776,0.3590747574190615,0.385709080301461,0.392788579147202,0.4091409013888183,0.41199468309365117,0.4149272094797366,0.41644150690254766,0.42784709403230403,0.4292571426901528,0.43026675281015975,0.4319552832480714,0.43491300293918533,0.436994618342322,0.44008389450725616],"n_dims_used":43,"mean_confidence":0.9042665348496548},"coverage":{"mean_confidence":0.9042665348496548,"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}}