{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001764},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002007","489:4890001918","489:4890002015","489:4890001757","489:4890002101","489:4890001664","489:4890003325","489:4890002172","489:4890001678","489:4890003326","489:4890002079","489:4890002413","489:4890002743","489:4890001845","489:4890002009","489:4890003320","489:4890003524","489:4890001919","489:4890001749","489:4890001836","489:4890002666","489:4890002834","489:4890002006","489:4890001914","489:4890002088"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.862278388011548,0.8465862569625007,0.8456150934375073,0.8255360130017715,0.7897864302883962,0.7870206542400223,0.782755554039486,0.7720958728498836,0.766542028586746,0.7645401112817056,0.7571310480163765,0.754086103625994,0.7398943989996355,0.7349407369420847,0.7317764165502126,0.725273092516903,0.7216111746735748,0.7193039178311443,0.7156556409703845,0.7069286512232946,0.7057489575617768,0.7042352924236457,0.7022713836217213,0.7011330248793132,0.6961589888932127],"twin_dists":[0.07070162505460877,0.07495528778306086,0.0752131391424728,0.08042207273792855,0.08922532510830486,0.08988605415503376,0.09090004774043589,0.09340974534272611,0.09470437468399845,0.0951689878716931,0.09687956464688391,0.09757865684187196,0.10080934454531561,0.10192713479291071,0.1026386912307885,0.10409535609597809,0.10491235430647243,0.1054259805144223,0.10623640594050364,0.10816689841953284,0.10842702677606744,0.10876052112219324,0.10919276024446983,0.1094430728655697,0.11053489546012533],"n_dims_used":45,"mean_confidence":0.9146969265407986},"coverage":{"mean_confidence":0.9146969265407986,"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}}