{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002082},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002179","480:4800002317","480:4800001412","480:4800001581","480:4800002367","480:4800002079","480:4800002081","480:4800002080","480:4800001355","480:4800001429","480:4800001585","480:4800002083","480:4800002368","480:4800002141","480:4800001978","480:4800001980","480:4800001372","480:4800001580","480:4800001366","480:4800001292","480:4800001413","480:4800001809","480:4800001374","480:4800001249","480:4800002040"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9459408387274425,0.8713883587288445,0.8363300173812817,0.8144876799796716,0.794274011725944,0.7810892347462168,0.7450594739042689,0.7363063416842187,0.68027123693994,0.679373826378356,0.6747413203163531,0.6744295456740583,0.6733691836694731,0.6397239423119901,0.6313764193540292,0.6122261580166135,0.6080163507503709,0.5882070642982457,0.5869510405798473,0.5761023230906461,0.5673667789606514,0.543539623070994,0.5396881286132249,0.5254515831469033,0.4976591581478923],"twin_dists":[0.04329916859412509,0.06814823240078517,0.07764973621278314,0.08319998822545263,0.08814771456710642,0.09129462925820578,0.09963857465868452,0.1016194660643684,0.11400341992571048,0.1141985633665577,0.11520473050424544,0.11527237831231495,0.11550238929094786,0.12275970342113579,0.12455133294121977,0.12865489237339822,0.12955636035322474,0.13379924624033662,0.1340684549080607,0.1363954194893751,0.13827203137979077,0.14341021423696107,0.1442441795759913,0.14733712259316922,0.15343227671844123],"n_dims_used":42,"mean_confidence":0.9113667805989584},"coverage":{"mean_confidence":0.9113667805989584,"n_dims_used":42,"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}}