{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001912","490:4900006665","490:4900002518","490:4900006544","490:4900006186","490:4900006423","491:4910001388","491:4910002566","491:4910002017","491:4910001919","491:4910001812","490:4900006427","490:4900005554","490:4900006306","490:4900002217","491:4910001865","491:4910001752","491:4910002466","490:4900005284","490:4900006426","490:4900005548","490:4900004878","491:4910002015","490:4900005689","490:4900007416"],"twin_admin_codes":[491,490,490,490,490,490,491,491,491,491,491,490,490,490,490,491,491,491,490,490,490,490,491,490,490],"twin_sims":[0.055846254909070484,0.052501690549203284,0.04784122493092503,0.029093178113387477,0.028448960552129393,0.02765212240591088,0.02376398439427817,0.021088378052059355,0.01852649535423508,0.01699513188504715,0.01672859817277889,0.015079511194343798,0.01503070636146595,0.013444968369050599,0.011767163916763256,0.011653480783956605,0.009460234692399507,0.009293178215444276,0.008731559391142776,0.007534685448230675,0.007205672082212087,0.007182633289827185,0.007044461038680755,0.00684984076675359,0.006738050424711277],"twin_dists":[0.3119774860831431,0.3152987677926952,0.3202330676887595,0.3454393576718207,0.3465310113737303,0.3479110769671804,0.3551816304742338,0.3608096139760367,0.36681454568208965,0.3707605371746267,0.37147897501810356,0.37616182196980075,0.3763071563625142,0.3812717845821435,0.38712368581670115,0.38754644346326583,0.3965175971783993,0.3972747704157479,0.39991268382136336,0.4060832011315715,0.4079335431350779,0.4080659371148171,0.40886805646429913,0.4100222050654992,0.41069855941257877],"n_dims_used":44,"mean_confidence":0.8928773186423562},"coverage":{"mean_confidence":0.8928773186423562,"n_dims_used":44,"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}}