{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004848","490:4900005908","490:4900005539","490:4900008321","490:4900005402","466:4660000511","490:4900005790","490:4900004978","490:4900006050","490:4900002634","466:4660000196","496:4960000442","490:4900005255","470:4700000269","470:4700004619","478:4780008801","490:4900009305","490:4900006036","470:4700003133","494:4940003233","493:4930007083","490:4900005533","490:4900005914","478:4780006030","490:4900004849"],"twin_admin_codes":[490,490,490,490,490,466,490,490,490,490,466,496,490,470,470,478,490,490,470,494,493,490,490,478,490],"twin_sims":[0.4615345505509948,0.4070412303730485,0.3820673978453555,0.3737345241474695,0.3709175485028495,0.2848033184199879,0.26929500290816594,0.2678178820960546,0.26194198525500717,0.2529880278235534,0.24748362406370483,0.2474635651523206,0.24205543581527006,0.23941034286525104,0.23742164282373138,0.2361452712140491,0.23510183367768897,0.2276971308611152,0.2236694288508551,0.220892623428393,0.22019329033008694,0.2190595096629355,0.2176204963280305,0.20292549496973966,0.19563014966105446],"twin_dists":[0.1615043806483583,0.174132658980317,0.18016154535390416,0.18221437427773401,0.18291340227805877,0.20583827509591374,0.2103764525469331,0.21081698471759286,0.21258452045896026,0.21532650376056883,0.21704283500054722,0.21704913404147422,0.21875957059359818,0.2196051452864498,0.22024489407082143,0.22065733544320812,0.22099559107920091,0.22342480643435714,0.22476813469083307,0.22570366697949454,0.22594051650580713,0.22632557714448318,0.2268162325995794,0.23195717139615737,0.2346044768039013],"n_dims_used":45,"mean_confidence":0.9177657233344184},"coverage":{"mean_confidence":0.9177657233344184,"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}}