{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002883},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002881","496:4960003300","496:4960002198","496:4960002741","496:4960003034","496:4960003296","496:4960001699","496:4960002473","496:4960003434","496:4960002337","496:4960001945","496:4960003717","496:4960002073","496:4960003159","496:4960004289","496:4960003164","496:4960002462","496:4960003714","496:4960002748","496:4960002078","496:4960003168","496:4960003311","496:4960002191","496:4960003718","496:4960001461"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9372484937588209,0.8310479612255378,0.8193401858408998,0.8152174099832439,0.8087777281082038,0.7871292772110562,0.7647042132758277,0.7386695022202808,0.7282390053438148,0.7246773197612318,0.7094964996542977,0.7075839421075601,0.6767751737200324,0.6761605107670157,0.6607183294149577,0.6573244768315268,0.6508984316354309,0.6377102684747098,0.613494534402507,0.610148397549992,0.5889901305859916,0.5855046348410292,0.5836632396997413,0.5830065408267966,0.5785524333009275],"twin_dists":[0.04675727953483588,0.07901403506012473,0.08198689783088624,0.08301823494497333,0.0846142299127475,0.08986015273752408,0.09513094213150318,0.10108619195169179,0.10343196024999211,0.10422843105327385,0.10760000804852124,0.10802232082664612,0.11476322208561086,0.11489669169897608,0.11823967020148494,0.11897204933270965,0.1203568208171622,0.12319212620708013,0.12838326917274717,0.12909982336722553,0.13363142541936576,0.1343785130241187,0.13477331637120057,0.13491413668566904,0.13586958388919287],"n_dims_used":45,"mean_confidence":0.9330490112304688},"coverage":{"mean_confidence":0.9330490112304688,"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}}