{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000105},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000201","480:4800000134","480:4800000111","480:4800000203","480:4800000171","480:4800000138","480:4800000139","480:4800000107","480:4800000047","480:4800000204","480:4800000170","480:4800000233","495:4950000806","480:4800000028","480:4800000141","480:4800000137","480:4800000130","495:4950000807","480:4800000205","480:4800000200","480:4800000080","495:4950000471","491:4910003433","480:4800000202","495:4950000816"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,495,480,480,480,495,491,480,495],"twin_sims":[0.36499618235792397,0.2640544442317339,0.2502312874660577,0.21151304882719033,0.13101221077740466,0.11865513996004778,0.10669630931983656,0.08377968190463689,0.07991857142774507,0.07596846641036124,0.053185479597895685,0.04827767118199896,0.044266021879615064,0.0350173978883507,0.030777842437717175,0.030362165168535748,0.02870087466426844,0.027606197928061453,0.02509277347640345,0.023794613119923688,0.023613099921029397,0.021163226655105748,0.020610990413063423,0.020325835238380247,0.020229324640516064],"twin_dists":[0.18439143964246307,0.2119462476627668,0.21618306842716212,0.22892334421795676,0.2618486594424952,0.26815442861879335,0.2747555301732758,0.2892188345374711,0.29195755973308024,0.2948715470173707,0.31460575877503927,0.3197543701308689,0.32429833182327256,0.33626760853250226,0.3426796983313989,0.34334835516526063,0.3461016281643486,0.3479916529832803,0.3525883225450352,0.35512045680345405,0.35548398750260246,0.3606439453583004,0.3618784656918719,0.3625272493972794,0.36274862724401996],"n_dims_used":43,"mean_confidence":0.9048098187113918},"coverage":{"mean_confidence":0.9048098187113918,"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}}