{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000448","487:4870001336","487:4870000139","487:4870000384","487:4870000563","487:4870000638","487:4870000562","487:4870000716","487:4870000635","487:4870000223","487:4870001432","487:4870000142","487:4870001527","487:4870000279","487:4870000906","487:4870000116","487:4870000717","487:4870000798","466:4660009336","487:4870001809","487:4870000224","487:4870001157","466:4660012107","487:4870000981","487:4870000332"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,466,487,487],"twin_sims":[0.6056088999196609,0.40673268202346563,0.35955265141117954,0.32663239545058975,0.2952238924253386,0.2947981994079505,0.26002310103163834,0.2368377225936695,0.22501851993373395,0.20181915066159767,0.19919149361453042,0.19389742800139279,0.17348837248032603,0.17298979145336385,0.13397849629777842,0.13018489004798492,0.1290991546018961,0.12599271994488906,0.10325449002915922,0.10066412456233224,0.10009786223795866,0.09963175562006686,0.09667848240067829,0.09532551333047747,0.0895455572065544],"twin_dists":[0.1300718609558865,0.17420609774641907,0.18576089662496897,0.19428458565690446,0.20287220152595348,0.20299213906040076,0.21316710725958235,0.22043339949434332,0.22431640591785396,0.2323543707004927,0.23330379306897808,0.235243246075286,0.24308706696162255,0.24328668405764192,0.2604024581211945,0.2622564116567856,0.26279450426393763,0.26435320387829364,0.27676119536470567,0.2783053477764851,0.27864703359375087,0.27892942198762705,0.28074312894893405,0.28158860222155424,0.28531079480851385],"n_dims_used":43,"mean_confidence":0.9054201702738918},"coverage":{"mean_confidence":0.9054201702738918,"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}}