{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005284","491:4910002160","490:4900002518","490:4900005560","490:4900012432","490:4900006427","490:4900005150","490:4900005820","490:4900002216","491:4910002467","490:4900006434","490:4900004466","490:4900006423","490:4900006306","491:4910002913","491:4910005364","491:4910002015","490:4900012578","490:4900005283","490:4900010023","490:4900007416","491:4910005006","490:4900012720","490:4900006665","491:4910002158"],"twin_admin_codes":[490,491,490,490,490,490,490,490,490,491,490,490,490,490,491,491,491,490,490,490,490,491,490,490,491],"twin_sims":[0.13599328828008356,0.09978484794790865,0.050213794027432986,0.033742924557502225,0.02423921908568616,0.019556920972972975,0.017839409992144287,0.01752814968710858,0.015665051949391755,0.015113860297492718,0.014570183889648163,0.011979185463501976,0.011800283633651168,0.008811591311038208,0.007205672082212087,0.006335997113625916,0.005380325841138768,0.005296968861889363,0.0047759448233586094,0.004027435899954838,0.0036230289366439975,0.003618724960677905,0.003441886579765567,0.0032291382244555612,0.003131273119249485],"twin_dists":[0.25943382124749764,0.27883655788659045,0.3176733946219525,0.3381221617405029,0.3542400545865734,0.36431708377788835,0.36854824592205,0.3693529557816391,0.37444970364741625,0.3760597830482948,0.37769939493388904,0.3863448252216704,0.38700120417336104,0.39952766649580806,0.4079335431350779,0.41321760022793097,0.4198384934079601,0.4204653394681981,0.4245987491629221,0.4313172730205395,0.4354358582929049,0.435481900556213,0.4374181807168339,0.439871677711344,0.44105022554857787],"n_dims_used":44,"mean_confidence":0.8936449397693981},"coverage":{"mean_confidence":0.8936449397693981,"n_dims_used":44,"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}}