{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690001967","496:4960009771","496:4960009959","469:4690005506","493:4930003926","469:4690003973","480:4800001965","468:4680002366","493:4930005838","494:4940000880","496:4960003254","488:4880001006","493:4930002393","496:4960009021","496:4960010302","496:4960001182","496:4960009024","469:4690007067","478:4780007120","469:4690005425","493:4930003192","479:4790002656","466:4660000037","493:4930001285","493:4930004953"],"twin_admin_codes":[469,496,496,469,493,469,480,468,493,494,496,488,493,496,496,496,496,469,478,469,493,479,466,493,493],"twin_sims":[0.02874086233727177,0.024032712418781715,0.015312118764537105,0.012251004926980136,0.011850282021877233,0.010886171369343325,0.010669357215315244,0.01064980752699529,0.010461564388800346,0.010211890804028834,0.010099091142756448,0.010044894127261457,0.009639188865681351,0.009321796669864223,0.009238138632525478,0.008876070977711944,0.008756142867779182,0.00844632848367894,0.008352352200741717,0.00816744906091778,0.007935852656646867,0.007365374896712236,0.007150720619147802,0.006934794848070515,0.006869684629050273],"twin_dists":[0.34603376794458945,0.354647221567889,0.375474788190189,0.3853639897441902,0.386816879306842,0.39049964800854203,0.39136764503495663,0.3914466798958508,0.39221438357551996,0.39325181841081247,0.393727948313034,0.3939584029164178,0.395719626893186,0.39714420079590085,0.39752689723416207,0.3992197361465487,0.3997940829854876,0.4013110490507456,0.4017810404974955,0.40271976640551865,0.4039227878866733,0.4070261180649347,0.40824995730482205,0.4095148248154882,0.40990318484017146],"n_dims_used":43,"mean_confidence":0.9203904617664426},"coverage":{"mean_confidence":0.9203904617664426,"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}}