{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009809},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007945","490:4900008171","490:4900003302","490:4900006504","490:4900009810","490:4900008963","490:4900002624","494:4940007853","490:4900002474","490:4900008506","490:4900005126","490:4900006025","466:4660004040","490:4900004389","494:4940008855","487:4870004535","479:4790003955","490:4900008380","466:4660005688","490:4900003028","490:4900007127","490:4900001528","490:4900010081","490:4900006495","490:4900007588"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,466,490,494,487,479,490,466,490,490,490,490,490,490],"twin_sims":[0.005875655855768412,0.00323742171713512,0.0021973683279685975,0.0021829855291658393,0.0020435010200015014,0.0018427751495234959,0.0010011810770605173,0.0006248659271300154,0.0002736248204159846,0.0002084126350551543,0.00008739021145982605,0.00006602233008948777,0.000059093226067088014,0.00005334482930757196,0.000046791500661507884,0.000044908591453592304,0.00004462601618390777,0.000043712810366747404,0.0000354388535073491,0.00003402167483439591,0.00003364783618869733,0.00002856698605523958,0.000022592856265282098,0.00002026425959690171,0.000019336038725627115],"twin_dists":[0.41628521704403293,0.4397734258884547,0.4543935021905911,0.4546372074484221,0.45708036566367577,0.4608799850012173,0.4826921177136535,0.4988929742228946,0.5260719221371957,0.5347294184240435,0.5614763323058045,0.5698373199761174,0.5731099120705178,0.5761140180084445,0.5799389296476131,0.5811322841602141,0.5813154645170967,0.5819150821553687,0.5879658242223054,0.5891354331038297,0.5894516911372295,0.594117477537913,0.6007415073777133,0.6037879255478692,0.605096370256942],"n_dims_used":45,"mean_confidence":0.8998077392578125},"coverage":{"mean_confidence":0.8998077392578125,"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}}