{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001639},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000511","485:4850001714","485:4850001486","485:4850000962","485:4850001172","499:4990003233","485:4850000944","485:4850000478","470:4700000799","485:4850001561","470:4700001785","478:4780005880","485:4850002120","499:4990001492","479:4790002617","470:4700001955","470:4700000307","485:4850000414","485:4850000355","470:4700008518","479:4790000407","468:4680000205","485:4850000319","499:4990001959","470:4700000257"],"twin_admin_codes":[485,485,485,485,485,499,485,485,470,485,470,478,485,499,479,470,470,485,485,470,479,468,485,499,470],"twin_sims":[0.3464519240324489,0.26687557485532154,0.2567879971164595,0.24672503383891195,0.243390278476098,0.2369068830998927,0.23138908898412874,0.22353851016009818,0.22112792072340828,0.20098009122479701,0.19597296852746438,0.19511970648546417,0.1942532123776533,0.1940403620286607,0.19071157606927375,0.1896693083048989,0.18815985336849064,0.18532573194255816,0.18420487380621203,0.17776739498561073,0.1766599022053168,0.17307893017982995,0.17155513550199128,0.17058353697192477,0.16926602519351075],"twin_dists":[0.18910110843937258,0.21109880355218524,0.2141554644514723,0.2172812815117124,0.21833512439399613,0.22041105676685918,0.2222072105544464,0.22481206787349942,0.2256240895033664,0.23265660878365793,0.23447856204512632,0.2347922425882158,0.23511176338029705,0.2351904036347485,0.23642815293670993,0.23681879730590596,0.23738721503537483,0.23846316038271131,0.2388918744584183,0.24139047805719435,0.24182677322939594,0.2432509653845603,0.2438633832339966,0.24425590845046427,0.24479075272707398],"n_dims_used":45,"mean_confidence":0.916253407796224},"coverage":{"mean_confidence":0.916253407796224,"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}}