{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":472,"cluster_id":4720002909},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720002430","499:4990001833","472:4720001845","472:4720001846","499:4990001830","499:4990001922","472:4720002291","472:4720002903","499:4990001923","470:4700004985","472:4720002290","472:4720001659","470:4700004980","472:4720001790","472:4720001587","499:4990001366","472:4720002616","472:4720002757","472:4720000382","470:4700007786","472:4720002551","472:4720001590","472:4720002493","470:4700004977","472:4720002483"],"twin_admin_codes":[472,499,472,472,499,499,472,472,499,470,472,472,470,472,472,499,472,472,472,470,472,472,472,470,472],"twin_sims":[0.6543557459599394,0.640374904161359,0.6263204759240393,0.6224858889275431,0.6189425809889364,0.5639397725139362,0.5618294565823756,0.5553105212587365,0.5523391865848125,0.5519645045827211,0.5475146987564874,0.5472057979312946,0.5461585389218685,0.5367987258629592,0.5341807432085486,0.5307871980931955,0.5292089877077797,0.5276119600043486,0.5167620833046831,0.5158399023632554,0.5127824497642709,0.5075857545245694,0.5067353726348538,0.5027850102443532,0.4959035902878564],"twin_dists":[0.11961209315270561,0.12261987954812378,0.12563543931088808,0.12645725094893948,0.1272163889269248,0.13900912605359228,0.1394633019631381,0.14086776547611943,0.14150872311183013,0.14158958515944828,0.14255060296085006,0.14261736395184216,0.14284375020988763,0.1448705595218877,0.1454386706860437,0.1461759244356891,0.14651912912712617,0.14686664927869117,0.149233946350987,0.14943569001888984,0.1501051993326813,0.1512454743338764,0.15143235557294588,0.152301592984967,0.15382027960087238],"n_dims_used":45,"mean_confidence":0.9288887871636284},"coverage":{"mean_confidence":0.9288887871636284,"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}}