{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003636","490:4900003109","490:4900003106","490:4900003642","490:4900003638","490:4900003784","490:4900004745","490:4900006322","490:4900001912","490:4900003110","491:4910002020","490:4900004196","490:4900005029","490:4900007532","490:4900005028","490:4900003771","490:4900005164","490:4900003371","491:4910002012","490:4900004610","491:4910001515","491:4910001966","490:4900003111","490:4900005030","490:4900003922"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,491,490,491,491,490,490,490],"twin_sims":[0.8378838763226105,0.6855489676213059,0.5876680224524656,0.57027604729904,0.4683745515195822,0.44546392970065846,0.4320525659283567,0.4302881261948882,0.4195659773898343,0.4159886947628097,0.405745706317189,0.3994154095256305,0.3975816063892362,0.3966711716951592,0.388995197866713,0.3845134268919722,0.36150482567986825,0.3582521300697387,0.3550617527828888,0.34476445727383576,0.34400792358910326,0.3413915584780685,0.3310166784760464,0.32540883047624397,0.3105162788649713],"twin_dists":[0.07724546716775932,0.11285418133389032,0.1339147770680488,0.1376467071130851,0.1599605574271469,0.16516430182845848,0.16825719950181228,0.1686669354954548,0.17117186335220194,0.17201356828998338,0.1744411780626678,0.17595508245353744,0.17639566700616163,0.17661475087826012,0.17847120120436366,0.17956307498469376,0.18526857485935824,0.18608963536630982,0.1868986878803408,0.18953612564243746,0.18973152116465292,0.19040903810882404,0.19312353875863542,0.1946101434662607,0.19862891749461303],"n_dims_used":44,"mean_confidence":0.8968345468694513},"coverage":{"mean_confidence":0.8968345468694513,"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}}