{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000877},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000766","489:4890001060","489:4890001581","489:4890000944","489:4890000817","489:4890000652","472:4720002090","489:4890000476","489:4890000709","489:4890000648","489:4890001585","489:4890000995","489:4890000417","472:4720002095","489:4890000824","489:4890000690","472:4720001595","472:4720002299","489:4890000812","489:4890000813","472:4720002089","489:4890000886","489:4890000883","489:4890000649","489:4890001504"],"twin_admin_codes":[489,489,489,489,489,489,472,489,489,489,489,489,489,472,489,489,472,472,489,489,472,489,489,489,489],"twin_sims":[0.7205264391901173,0.6404976963190671,0.5810581985717294,0.5664621244691186,0.5600811354613815,0.5537047012746222,0.5324154138821854,0.532287346544877,0.517768183343419,0.5115169796405209,0.507731931409663,0.5067446617794528,0.4906848217042354,0.489132422605008,0.4871018219273662,0.4812136904312913,0.48084873148636814,0.4791706935598189,0.4776630562406763,0.4744546310834674,0.46412001864384084,0.46264928798680466,0.4579697859922955,0.4554318057438881,0.4539628890847114],"twin_dists":[0.1051539385117846,0.12259350237722912,0.13533200236862608,0.1384665554180928,0.1398397415801391,0.14121409712088592,0.1458220704588649,0.14584989467882847,0.14901394345099825,0.15038259905912393,0.1512133585766351,0.15143031372939028,0.15497605017629143,0.1553205502609322,0.15577166773673068,0.15708305491246544,0.1571645021868113,0.15753924038983627,0.15787628343691723,0.1585947006178304,0.16091989842241858,0.16125223762600865,0.16231215100623603,0.16288863027618275,0.16322281512793277],"n_dims_used":45,"mean_confidence":0.9146460639105902},"coverage":{"mean_confidence":0.9146460639105902,"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}}