{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001764","473:4730001767","473:4730001765","473:4730001751","473:4730001667","484:4840006348","473:4730001683","500:5000002323","473:4730001849","473:4730001488","484:4840003403","473:4730001512","473:4730001666","473:4730001924","473:4730001851","500:5000002449","473:4730001329","473:4730001601","473:4730001996","484:4840005078","500:5000002322","484:4840001540","473:4730002184","484:4840002416","484:4840003988"],"twin_admin_codes":[473,473,473,473,473,484,473,500,473,473,484,473,473,473,473,500,473,473,473,484,500,484,473,484,484],"twin_sims":[0.9330264330538163,0.8387415038302617,0.7496326344347317,0.6473243024566224,0.6412325186118247,0.6236681418239672,0.6105147741386646,0.6047107440572704,0.5818770785837694,0.5774068278221821,0.5688618443215062,0.5657457119705454,0.5635348800078475,0.5309634216381002,0.5275702449399502,0.5257252132246307,0.518171406217811,0.5164287575611004,0.5124929463529373,0.5091576139960976,0.5015002108996311,0.49349895078648387,0.4725241761387697,0.469672008463432,0.4680742978600539],"twin_dists":[0.048358586078426816,0.07702175132595894,0.09859723686484831,0.12112602834269931,0.12243564107164293,0.12620390848547336,0.12902136921993346,0.1302641812400431,0.13515636218071841,0.13611542551007771,0.1379506334483144,0.13862062904262173,0.13909624874267712,0.14613761549303833,0.14687572971122143,0.1472775095285172,0.14892580001080505,0.1493068572259934,0.15016864520028914,0.15090025593340614,0.15258469845293765,0.15435237731309195,0.15902772916860639,0.15966859286591695,0.16002816218768098],"n_dims_used":45,"mean_confidence":0.9162862141927083},"coverage":{"mean_confidence":0.9162862141927083,"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}}