{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005953","490:4900005299","490:4900005955","490:4900005424","490:4900005690","490:4900005685","490:4900005952","490:4900005171","490:4900005423","490:4900005553","490:4900005031","490:4900007413","490:4900005429","490:4900006440","490:4900004888","490:4900005958","490:4900006313","490:4900006311","490:4900005956","490:4900005302","490:4900005154","490:4900006310","490:4900005684","490:4900007293","490:4900006926"],"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":[0.8974265887160432,0.7644877048545885,0.6687502048795597,0.633673540480368,0.6212404608992989,0.6075873942369229,0.5996904326835125,0.5659894467593,0.559054701773407,0.521688277160846,0.5192196676751358,0.5123233622240781,0.49081672753652633,0.47409820130482344,0.4704595687535905,0.45855954388131126,0.4521374044551552,0.4461848070412459,0.4399528585894598,0.43737980382807573,0.431005196202518,0.4196424556156917,0.4051819233701106,0.38843412134985517,0.3818621081935193],"twin_dists":[0.06042275858796056,0.09518113640041938,0.11650323172131792,0.12405853826073021,0.12672410261041883,0.12964821185913863,0.13133922535665318,0.1385682081191894,0.14006082293899258,0.1481577093490631,0.14869672952390764,0.1502058144557487,0.15494679335713257,0.1586746089555145,0.15949150273094076,0.1621783580849581,0.16363867443455288,0.16499908798319737,0.16643076769778145,0.16702417992990204,0.1685003363191378,0.17115390212270148,0.1745755756017561,0.17860756682968293,0.18021185702441858],"n_dims_used":45,"mean_confidence":0.9023005167643229},"coverage":{"mean_confidence":0.9023005167643229,"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}}