{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000179},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000063","489:4890000045","489:4890000088","489:4890000105","489:4890000136","489:4890000075","489:4890000007","489:4890000104","489:4890000042","489:4890000043","489:4890000084","489:4890000047","489:4890000026","489:4890000106","489:4890000025","489:4890000101","489:4890000046","470:4700002444","489:4890000266","489:4890000182","489:4890000093","489:4890000109","489:4890000062","481:4810006149","489:4890000282"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,481,489],"twin_sims":[0.8925499335388032,0.7975314525395083,0.7701960269929736,0.7655001238153726,0.7263888373256022,0.7166507937592173,0.7083568914883137,0.7040396167618066,0.6941853862659852,0.671882914046145,0.6693987867728626,0.6658151915246645,0.6655993749438833,0.6610312477893845,0.6428129009094297,0.6424908868348973,0.6345888023180487,0.6107017203425195,0.6061815679828104,0.5862658786716409,0.5849892578517188,0.5841815771200579,0.5841387437300547,0.5835671800464952,0.5776024519770238],"twin_dists":[0.06192516308620748,0.08736103829349397,0.09385356547063957,0.09494631633135285,0.10384597338593017,0.10601554959856022,0.10785170737135572,0.10880361045391426,0.11096727717063258,0.11582462630834306,0.1163628010660994,0.11713831187133678,0.11718498465699549,0.1181721054051196,0.12209605136359308,0.12216525391170123,0.12386214288419843,0.12898133720827173,0.12994923721539473,0.13421532325677846,0.1344890036027419,0.13466217382631077,0.1346713579510718,0.13479391436886748,0.13607344242650357],"n_dims_used":45,"mean_confidence":0.9146313137478299},"coverage":{"mean_confidence":0.9146313137478299,"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}}