{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002101},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003688","490:4900004116","490:4900001657","490:4900003828","490:4900004252","490:4900001654","494:4940009000","490:4900003682","490:4900002551","490:4900011942","490:4900004115","494:4940008952","490:4900003825","494:4940008978","490:4900007831","490:4900010261","490:4900001795","490:4900003834","494:4940007010","494:4940006904","494:4940008990","490:4900009281","490:4900004525","490:4900004790","490:4900002700"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,494,490,494,490,490,490,490,494,494,494,490,490,490,490],"twin_sims":[0.5414747617285197,0.45519780320232717,0.36732634865116226,0.2935011387686708,0.24666406582211192,0.22152598914038535,0.1777654515625023,0.1547135174522798,0.13215970727667373,0.1255452323125419,0.12368307421896939,0.12312081974787435,0.11749225031631434,0.10910328004883064,0.10159520794912129,0.09825789712782591,0.09350668791038326,0.08915672141222722,0.08134033141622264,0.07932523512103648,0.07732097821431543,0.07479149273531766,0.07369620433602395,0.07256581271954081,0.06959819033944466],"twin_dists":[0.14385718309562495,0.16294184046554772,0.1838083838787022,0.2033582137195962,0.21730046593383082,0.2254895916913507,0.24139124197124548,0.2509086457619296,0.26128630709809936,0.264580130119658,0.2655311025821348,0.26582037528413566,0.2687732292826255,0.2733825764672354,0.2777467808051901,0.27976783312682735,0.28274020804306554,0.28556795316412464,0.29093701625828833,0.29238776774211317,0.29386036301203006,0.2957633689074068,0.2966035304411802,0.2974812691666311,0.299839477508623],"n_dims_used":45,"mean_confidence":0.9171268039279514},"coverage":{"mean_confidence":0.9171268039279514,"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}}