{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001066","480:4800001107","490:4900004480","490:4900002387","490:4900006551","490:4900003510","490:4900002392","490:4900004203","490:4900002240","495:4950001169","490:4900006070","479:4790004480","490:4900004619","479:4790004441","479:4790004479","490:4900002243","490:4900008548","490:4900002386","472:4720002137","490:4900010573","490:4900002241","490:4900006793","479:4790005153","490:4900002538","490:4900010488"],"twin_admin_codes":[480,480,490,490,490,490,490,490,490,495,490,479,490,479,479,490,490,490,472,490,490,490,479,490,490],"twin_sims":[0.0061812166350331795,0.004095781353155456,0.0009052973432013019,0.00022066001464586866,0.00020460873101987213,0.0001299544582713188,0.00008447100224163487,0.00008391635802864768,0.00007218503535918418,0.00005511123265971432,0.00005008423533464749,0.000040131384911317655,0.000027124818373237307,0.000020988119430791523,0.00001837742544135405,0.000015423153351898933,0.000014912695648863104,0.000014726541470110051,0.000014570513826215223,0.000014549714601443138,0.000014006160771881317,0.000013225896705108392,0.000013009335678601254,0.00001299497755186943,0.0000125543218538614],"twin_dists":[0.41422592392863933,0.4306586994001559,0.48619731997708887,0.5329251245847019,0.5353101522969854,0.5494266924879455,0.5624960528341192,0.5626935625826985,0.5671896416910054,0.5751594571141017,0.5779576445969541,0.5843876240636584,0.5955863713150111,0.6028066377962825,0.6065121182365566,0.6113665632649704,0.6122944418796789,0.6126403861799988,0.6129335766457948,0.6129728866231421,0.6140196904215469,0.6155922953637216,0.6160444950747931,0.6160747298947924,0.6170185195795835],"n_dims_used":43,"mean_confidence":0.9024287379065226},"coverage":{"mean_confidence":0.9024287379065226,"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}}