{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001427","489:4890001163","489:4890001300","489:4890001175","489:4890001363","475:4750011936","489:4890000930","489:4890000872","478:4780001286","481:4810004815","478:4780000972","478:4780001182","473:4730006995","478:4780002420","489:4890001286","489:4890001353","489:4890000586","487:4870012055","489:4890001170","487:4870011705","481:4810005398","474:4740002222","489:4890001169","489:4890001288","481:4810004319"],"twin_admin_codes":[489,489,489,489,489,475,489,489,478,481,478,478,473,478,489,489,489,487,489,487,481,474,489,489,481],"twin_sims":[0.2701448534309866,0.21311877337939034,0.17900406890636783,0.1781070347054876,0.10831907880309745,0.08854379137835382,0.0735200444705748,0.06717622601426365,0.06412990617625011,0.06244744309229952,0.05081483070185655,0.05018114430191415,0.044415511839812606,0.04097332246650559,0.04047385847679398,0.04021392935175431,0.039156615714961054,0.03890658109216492,0.03743542141380206,0.03656609382069646,0.03619209447673798,0.035214817712272764,0.033920675832144004,0.03355275598226943,0.030627523256728635],"twin_dists":[0.21012367329300613,0.22836541675845395,0.2409055684226367,0.24125706467142452,0.2738272885950568,0.2859751296167074,0.2967395975624426,0.30182539544172443,0.3044078717507225,0.3058774404440093,0.3170409958846901,0.31770792815177384,0.3241229317875324,0.3282940406431862,0.32892359327679577,0.3292538208605823,0.3306159541581814,0.33094261320376755,0.3329014202660286,0.33408978678185114,0.33460843191430334,0.335985490786542,0.33785996270385543,0.3384039843405306,0.3429206032293352],"n_dims_used":45,"mean_confidence":0.9114625718858507},"coverage":{"mean_confidence":0.9114625718858507,"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}}