{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011115},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011197","490:4900011601","490:4900011191","490:4900011461","490:4900010786","490:4900011864","490:4900011336","490:4900011192","490:4900012137","490:4900011196","490:4900011595","490:4900011920","490:4900010949","490:4900011269","490:4900011118","490:4900011526","490:4900009465","490:4900011664","490:4900011789","490:4900012064","490:4900011729","490:4900011530","490:4900011806","490:4900011475","490:4900011666"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6210490541352757,0.5682208577693445,0.4653015769866584,0.45060307428664076,0.4247657091651241,0.4166049381361666,0.3925724933731655,0.37123946978156547,0.3631186926758144,0.3622455108600273,0.3615594810460973,0.343760556202015,0.3366178501503236,0.3231256216921762,0.3188294123905777,0.3054530629848521,0.30139511922202106,0.2864634721980135,0.2837138552072125,0.2771595897527833,0.27402977156094643,0.262701551597065,0.256850730009945,0.25283634654504533,0.2500957855481225],"twin_dists":[0.12676511193934165,0.13808841595185797,0.16065316916203234,0.16398868716868856,0.16995380912706898,0.17186835124420638,0.17760392526477803,0.1828333854971521,0.18486259166107288,0.18508213467197648,0.18525481075534594,0.18979546007335718,0.1916524121609148,0.19521946598628195,0.19637255055571126,0.2000201319456509,0.20114478141776965,0.20536144304660042,0.2061521019656355,0.20805566980421475,0.20897434780985644,0.21235465029485492,0.21413622442801594,0.2153734785746871,0.2162253260455329],"n_dims_used":45,"mean_confidence":0.9162817213270399},"coverage":{"mean_confidence":0.9162817213270399,"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}}