{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002161},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002165","473:4730002232","473:4730002164","473:4730001910","500:5000001483","473:4730002832","473:4730001830","473:4730002234","500:5000001608","500:5000001685","473:4730001911","473:4730001600","473:4730001784","473:4730002158","473:4730001609","473:4730001657","500:5000001546","473:4730002231","473:4730001386","473:4730001992","473:4730001335","500:5000001484","473:4730001425","500:5000002349","473:4730001658"],"twin_admin_codes":[473,473,473,473,500,473,473,473,500,500,473,473,473,473,473,473,500,473,473,473,473,500,473,500,473],"twin_sims":[0.9278639006182097,0.8720922743010506,0.8153343588936891,0.7158863835931052,0.713377411132722,0.7076738061226547,0.7068756859034496,0.7037143238169788,0.6850824847038203,0.6804811777205245,0.6656996934758265,0.6479002847258134,0.6460813668895964,0.6449599081629249,0.6398335734703573,0.6356960184700875,0.6325301711610728,0.6271077088354784,0.6264956232301444,0.6263904390468412,0.6201745677096703,0.6182821345156446,0.6163578696652006,0.6140578082408896,0.6073082754107382],"twin_dists":[0.05025663266901455,0.06794807815800603,0.08298908471167211,0.10618521033294463,0.10674144953067993,0.10800248938303057,0.10817858162856935,0.10887523128657953,0.11295587162225042,0.11395775692045454,0.11716329006615273,0.12100211260144421,0.12139337526025042,0.12163452945349834,0.12273615630621883,0.12362452052845946,0.1243038424355928,0.125466682564316,0.12559789479049455,0.12562044212508947,0.12695246476221797,0.12735786476779568,0.12777003306766405,0.1282626398389519,0.12970797882630042],"n_dims_used":45,"mean_confidence":0.9200430976019965},"coverage":{"mean_confidence":0.9200430976019965,"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}}