{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001384","473:4730001288","473:4730001196","473:4730001477","473:4730001478","473:4730001383","473:4730001386","473:4730001380","473:4730001911","500:5000002596","500:5000002214","500:5000002220","500:5000002469","500:5000002342","500:5000002348","473:4730003853","500:5000001986","500:5000002470","473:4730001476","473:4730001197","500:5000002742","500:5000002310","473:4730001658","500:5000002436","500:5000001980"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,500,500,500,500,500,500,473,500,500,473,473,500,500,473,500,500],"twin_sims":[0.9728858109047844,0.938509820230562,0.9008212014592957,0.8725334466903567,0.8316446681030288,0.821808005021092,0.8085934530277022,0.7891629135478772,0.7834525174301674,0.7467302521910969,0.737830008408749,0.7289063830332084,0.7279656938051484,0.7252873688874565,0.7166326316113842,0.7127238383756714,0.7075214347405364,0.7068012015994901,0.6960990666177871,0.6686515679568871,0.6684038490905223,0.6674490660992042,0.6610816540712766,0.6533369911188169,0.6467831860279207],"twin_dists":[0.030451931919722394,0.04626958262117432,0.059359456760257806,0.06782241488962797,0.0788606637105293,0.08136581834088918,0.08465964233481127,0.08937450372951615,0.09073474914305472,0.09925865624859966,0.10127575909437898,0.10328247246328975,0.1034931572337176,0.10409216650523122,0.10601958173284913,0.10688619129106668,0.1080361144664766,0.10819501088976491,0.11054803018674049,0.11652458563765532,0.11657821095566596,0.11678485441706374,0.11816122114690424,0.11983161023635489,0.12124242807493855],"n_dims_used":45,"mean_confidence":0.9167439778645833},"coverage":{"mean_confidence":0.9167439778645833,"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}}