{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010020","466:4660014287","493:4930004198","490:4900000515","466:4660000011","480:4800003662","494:4940000086","466:4660014526","466:4660000187","480:4800004967","466:4660009645","494:4940007268","490:4900002664","473:4730002446","466:4660012677","466:4660004344","487:4870003857","480:4800005132","494:4940000087","469:4690002015","466:4660014033","490:4900000473","466:4660003217","494:4940005576","469:4690004400"],"twin_admin_codes":[490,466,493,490,466,480,494,466,466,480,466,494,490,473,466,466,487,480,494,469,466,490,466,494,469],"twin_sims":[0.019746867112464397,0.01413870208590814,0.007201630989346411,0.0062124978220500695,0.00469980027244511,0.003612140564883837,0.002480276202117515,0.002422851912803563,0.0024163623001058916,0.0022750323435714584,0.0020345582763842914,0.001969237818954723,0.0019368181000609596,0.0018969987726218367,0.001644111536543851,0.0016325934083609485,0.0016237280555445894,0.001544934399324534,0.0014488827031063135,0.0013413798413533097,0.0013189499055465863,0.00129958222716914,0.0012829067726125402,0.0012600890724982338,0.0011842775170475407],"twin_dists":[0.36386930390344985,0.3790395050118581,0.40795673801207727,0.4140203202554334,0.42523672999960416,0.43555243450089176,0.4498753765843398,0.4507527902699799,0.4508531443684756,0.45310232500365044,0.45724218342660955,0.45844438320159403,0.45905473859651635,0.45981739825467827,0.4650360959666166,0.4652910244496809,0.46548837154913986,0.46728738846041423,0.46959865359193737,0.47235965092501947,0.4729614218429898,0.47348869726755305,0.4739485327437453,0.47458678454728664,0.47678699833833266],"n_dims_used":43,"mean_confidence":0.9089593221974928},"coverage":{"mean_confidence":0.9089593221974928,"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}}