{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000838","491:4910000842","492:4920006611","492:4920007024","492:4920006717","492:4920006890","492:4920006682","492:4920006744","492:4920007025","491:4910001356","491:4910000652","491:4910001216","492:4920006959","491:4910001712","491:4910000904","491:4910000775","492:4920006903","492:4920007048","492:4920004284","492:4920006936","492:4920004146","492:4920006502","491:4910000961","492:4920006778","492:4920006904"],"twin_admin_codes":[491,491,492,492,492,492,492,492,492,491,491,491,492,491,491,491,492,492,492,492,492,492,491,492,492],"twin_sims":[0.7829416139973688,0.556852153203437,0.5250573931898905,0.5171893946031704,0.5090535228008187,0.45640056863002615,0.45272460096538764,0.43468830714238327,0.43229729750633095,0.42317956036759974,0.4076941219464541,0.3860602552359035,0.37544112904208926,0.3700759986366641,0.35961507305006096,0.35361565675239875,0.34203188048753463,0.33800316838654965,0.3301469657348441,0.32235053236623185,0.3163935723603658,0.31469508262220863,0.3082556848281107,0.2982959682370281,0.294208256980787],"twin_dists":[0.09085593499143939,0.1405354188000025,0.14742301301663496,0.14914049398337556,0.15092310828946998,0.16266844757766627,0.16350483917554173,0.1676463870643044,0.16820042180548223,0.17032470309434458,0.17397734313067506,0.1791855497629981,0.18179214474663774,0.18312274088458816,0.18574513333749348,0.1872666416769236,0.19024296923264472,0.19129061612009898,0.1933531808342669,0.19542685975418028,0.19703020078907588,0.19749046957585517,0.1992484332391603,0.20200966019712463,0.20315852255401734],"n_dims_used":45,"mean_confidence":0.8982528686523438},"coverage":{"mean_confidence":0.8982528686523438,"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}}