{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012849","490:4900005509","490:4900012712","490:4900012644","466:4660005538","466:4660006585","466:4660006719","494:4940003692","490:4900012714","466:4660007296","490:4900002744","490:4900005498","466:4660007754","490:4900002881","490:4900012715","490:4900002735","494:4940002014","466:4660006575","490:4900012962","490:4900012499","466:4660005533","490:4900002582","490:4900002445","466:4660007141","466:4660007500"],"twin_admin_codes":[490,490,490,490,466,466,466,494,490,466,490,490,466,490,490,490,494,466,490,490,466,490,490,466,466],"twin_sims":[0.3545618759244091,0.33843746564634547,0.31114500346764495,0.15843081367421571,0.14361469152600326,0.1145049377224099,0.10500817636583515,0.10389582170179691,0.10066136777738702,0.09887175338805153,0.09352401626400475,0.09096166236816436,0.0857875754602519,0.08406196290914303,0.07899089715642256,0.07730171783781675,0.07502360352797725,0.07490487742687829,0.07187102060166098,0.07099094741256656,0.06618585232668914,0.06272879727494851,0.06264067766280455,0.06124250363014277,0.057648894578323395],"twin_dists":[0.18702579176418643,0.1911773578121022,0.19845707526486644,0.24930741816515284,0.25586403412981207,0.2703846675257284,0.2757328693432873,0.27638356460195934,0.27830700758871363,0.2793920928197999,0.28272915344391913,0.2843816635902147,0.28783427739048373,0.28902259757451826,0.29263132373099005,0.2938746624063997,0.29558660108618584,0.29567696368696783,0.29802627442286395,0.29872277840089834,0.30265429268176,0.3056294479514509,0.3057070205288195,0.30694998182482186,0.31025512954427525],"n_dims_used":45,"mean_confidence":0.9157177395290799},"coverage":{"mean_confidence":0.9157177395290799,"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}}