{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000121},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009078","496:4960009082","490:4900000028","487:4870003682","496:4960009182","490:4900001084","496:4960009183","490:4900002029","490:4900000076","490:4900001728","487:4870003262","490:4900000105","490:4900000356","487:4870003004","487:4870003683","490:4900000692","496:4960006099","490:4900000083","490:4900002493","487:4870003540","487:4870004553","496:4960004518","487:4870004551","496:4960007019","490:4900002033"],"twin_admin_codes":[496,496,490,487,496,490,496,490,490,490,487,490,490,487,487,490,496,490,490,487,487,496,487,496,490],"twin_sims":[0.5722373020852687,0.5157514454901109,0.5082158906391068,0.5010659146649268,0.4897638250266759,0.46432409861171403,0.45971453395884837,0.452533739716513,0.4437552822456175,0.4274070474407279,0.42382866364382216,0.4133874484873303,0.41311138170973427,0.4048614834655549,0.4014432193093035,0.3978145878276778,0.39077170419288826,0.39068221624227956,0.3843852998467161,0.38331516984302705,0.37532448007493247,0.37489869176745766,0.3748458695735016,0.3744216578996849,0.370242610250821],"twin_dists":[0.13722535007678519,0.14945504617528058,0.15110704771775552,0.1526804406825265,0.15518039338812148,0.16087381181411517,0.16191651465534307,0.16354833369626376,0.16555630590877204,0.16933745149245805,0.170172851293851,0.17262757330729817,0.1726928348531784,0.17465200095912956,0.1754689568444491,0.17633964010827322,0.17804004249334845,0.17806173924544355,0.17959437859821648,0.1798560243721474,0.18182097474846615,0.1819262463677527,0.18193931017754544,0.18204425757106846,0.18308127688496026],"n_dims_used":45,"mean_confidence":0.9170187208387587},"coverage":{"mean_confidence":0.9170187208387587,"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}}