{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003628},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003687","489:4890003627","489:4890003688","489:4890003870","489:4890004120","489:4890004131","489:4890003810","489:4890003869","489:4890003695","489:4890003622","489:4890003692","489:4890004384","489:4890004056","489:4890003932","489:4890003696","489:4890004433","489:4890004750","489:4890004057","489:4890003798","489:4890004003","489:4890004477","489:4890004133","489:4890004841","489:4890003805","489:4890001574"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9702342091916919,0.9146411929432208,0.8946023063447662,0.7261923590131033,0.7091482069577832,0.6964839619824992,0.6911894604816702,0.6222487110634538,0.622211022470981,0.6071554214947898,0.5947593821834619,0.5886266933791555,0.5878138607037225,0.5873934489171779,0.5829994268001266,0.5805737901225732,0.5752223912653613,0.5628672625646669,0.5624850350457085,0.5461186140733763,0.5443039755564888,0.5407531357090589,0.5346188567323322,0.5336197581285058,0.5333193150367662],"twin_dists":[0.03192788490105444,0.05486284186206624,0.06129635805115736,0.10388990431403801,0.10767695312997089,0.11046365513713985,0.11162276763194921,0.12650807205227282,0.12651614764966468,0.12974070899466883,0.13239534866305322,0.13370931295064964,0.13388351948572522,0.1339736277993856,0.134915662256898,0.1354359114861378,0.13658431800903761,0.13923992079498446,0.13932218655427617,0.14285238225595803,0.14324483713487896,0.14401346324735592,0.14534355980141564,0.14556047907352232,0.14562572591625245],"n_dims_used":44,"mean_confidence":0.9150452180342241},"coverage":{"mean_confidence":0.9150452180342241,"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}}