{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008604},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008384","490:4900008715","490:4900008936","490:4900008611","490:4900008937","490:4900009161","490:4900007936","490:4900008156","490:4900008710","490:4900009463","490:4900008941","490:4900009361","490:4900010171","490:4900009466","490:4900009567","490:4900009058","490:4900008830","490:4900007714","490:4900008492","490:4900007933","490:4900009464","490:4900007952","490:4900006724","490:4900008603","490:4900009265"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6236080548258933,0.42744402871750753,0.42029943058896,0.38905001394301936,0.36617085507640057,0.3609254045944135,0.36008859114913183,0.33495446078888874,0.3274070783752793,0.3244047912153572,0.3164157593835822,0.3096554593023863,0.3016501059975908,0.2817953816452186,0.27831690143770693,0.2698110036450442,0.2401717966482626,0.24014392376124452,0.23218304625297712,0.20832970500913167,0.20140491093968543,0.2011498581664489,0.20023407427275056,0.19697179495151504,0.17742654159374],"twin_dists":[0.12621678506757786,0.16932883308229507,0.17099966593376512,0.17845788351571254,0.18409727928898287,0.18541455821292213,0.18562560168082085,0.19208789624699385,0.19407881207486932,0.19487779879624753,0.1970241976601961,0.19886451905228048,0.20107385413945966,0.20670650311823252,0.2077175766119908,0.21022291473316643,0.2193611072830828,0.2193700313820551,0.22194704242818847,0.2300379897831219,0.23250347596308138,0.23259538697293636,0.2329260622747121,0.23411256879817424,0.24152455039202142],"n_dims_used":45,"mean_confidence":0.928947024875217},"coverage":{"mean_confidence":0.928947024875217,"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}}