{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870009747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001446","487:4870005987","490:4900000240","466:4660013510","496:4960010118","490:4900000566","494:4940007817","493:4930004638","487:4870005403","487:4870002634","487:4870011280","487:4870006136","490:4900000901","493:4930000216","496:4960007903","487:4870007461","487:4870003970","487:4870002872","494:4940008015","494:4940004716","487:4870006884","487:4870009048","490:4900000134","494:4940004950","490:4900000469"],"twin_admin_codes":[490,487,490,466,496,490,494,493,487,487,487,487,490,493,496,487,487,487,494,494,487,487,490,494,490],"twin_sims":[0.1359587522357398,0.08834692948396491,0.08766607740341768,0.07884724013063668,0.053073665666317424,0.05296966705683932,0.0521420213732071,0.05202485161079097,0.049511240046842736,0.047283880724027186,0.0472659743595472,0.0460963576628184,0.04528329098940615,0.0429715518402045,0.04176750192547228,0.04046130118511684,0.03975686410059581,0.03964956087608729,0.038990752712535194,0.03802108957926463,0.037832803988051424,0.03486828264185306,0.034681919473128105,0.03432464426979643,0.03405227388686817],"twin_dists":[0.2594503339268713,0.2861063818067475,0.28656211909161694,0.29273622822232187,0.31471857275497145,0.3148236786571295,0.31566629894981063,0.31578648468012604,0.31842064999144876,0.32084970086734566,0.32086961260360713,0.32218409576245555,0.32311442175249444,0.32583834104437837,0.3273062140491442,0.3289395055019352,0.32983889742000927,0.3299770764856431,0.3308324489873954,0.3321139400960797,0.3323659780374641,0.3364815963265479,0.336750134379552,0.33726839975890577,0.33766659713277136],"n_dims_used":43,"mean_confidence":0.9084171029024346},"coverage":{"mean_confidence":0.9084171029024346,"n_dims_used":43,"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}}