{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001753","497:4970000488","497:4970001010","497:4970000319","497:4970000699","497:4970001667","497:4970001347","490:4900010489","497:4970001759","497:4970001830","497:4970000623","497:4970001490","497:4970001891","497:4970001278","497:4970001428","497:4970000428","497:4970000832","490:4900010483","490:4900010574","497:4970000763","490:4900007902","497:4970001577","497:4970001912","497:4970000682","497:4970000692"],"twin_admin_codes":[497,497,497,497,497,497,497,490,497,497,497,497,497,497,497,497,497,490,490,497,490,497,497,497,497],"twin_sims":[0.1287266066613583,0.10148637429233077,0.0813684149856732,0.06996196168774571,0.06606398037029222,0.06486090172472542,0.05084424306105311,0.025802932015162653,0.024649615987270227,0.021537563069269,0.017798890148456814,0.01770110436517841,0.015508017632504633,0.013434787101593296,0.013024674648450623,0.012737832883998145,0.011311771467421709,0.011124350757296377,0.01023998171283247,0.009284824317001757,0.009236074065989726,0.008962406292092334,0.00856899003261403,0.0076745195562083765,0.007498979012734868],"twin_dists":[0.26297992759608,0.2778118642450016,0.29091700220475686,0.2995460711947901,0.30275699161832376,0.303779189606778,0.31701020890563153,0.35125069036110473,0.35343971280417963,0.35982296845973044,0.3686523033293645,0.36890428031191974,0.3749032690539099,0.38130529659303175,0.3826742311788058,0.3836545441538233,0.38883958964799736,0.3895636636014954,0.39313397507967446,0.39731295218388724,0.3975363807404099,0.3988105486098857,0.4007045910489192,0.4053186782036629,0.4062804614164247],"n_dims_used":45,"mean_confidence":0.8893580966525607},"coverage":{"mean_confidence":0.8893580966525607,"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}}