{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001120","499:4990000485","499:4990000865","499:4990001351","500:5000005177","499:4990002604","499:4990003691","470:4700003790","488:4880001035","499:4990002489","499:4990004140","485:4850000048","499:4990001321","488:4880000274","467:4670000206","472:4720003576","499:4990002831","499:4990002245","473:4730001908","477:4770003714","500:5000005006","472:4720003575","488:4880000688","499:4990001969","499:4990003316"],"twin_admin_codes":[499,499,499,499,500,499,499,470,488,499,499,485,499,488,467,472,499,499,473,477,500,472,488,499,499],"twin_sims":[0.6324206565314701,0.5668397308401099,0.5524620424942062,0.5344163085141043,0.5031708970392995,0.4623640648700486,0.4569714003794156,0.4449040089631193,0.42121944002394235,0.3932135319003378,0.38150548644809745,0.36414707563858667,0.36249537163087253,0.3382708593459521,0.3224932714872773,0.3216066360220143,0.3189163526853707,0.3157580427525703,0.31295041197804296,0.31044523822364306,0.3101996356053678,0.30935814080715646,0.30532157482088834,0.3038035086124046,0.3029773909277343],"twin_dists":[0.12432733609082385,0.1383853558186187,0.14148221083259727,0.1453875294150322,0.1522166014973728,0.1613167319997108,0.16253878699079696,0.16529269733517105,0.17078384917463527,0.1774489028010517,0.1802992875565646,0.18460436915497141,0.18501928510863955,0.19122079701083092,0.19538864558764288,0.19562616910067138,0.19634913004647733,0.19720225685508253,0.19796472308994234,0.19864834675018114,0.1987155374452367,0.198945980703811,0.20005643726316158,0.20047624926317575,0.20070521848424983],"n_dims_used":45,"mean_confidence":0.9277472601996528},"coverage":{"mean_confidence":0.9277472601996528,"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}}