{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001546},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002135","473:4730001803","473:4730001634","473:4730001351","473:4730002400","473:4730001968","473:4730001442","473:4730002335","473:4730001723","473:4730001806","473:4730002137","473:4730001443","473:4730000642","473:4730001888","473:4730000741","473:4730001808","473:4730001453","473:4730001434","473:4730001967","473:4730002054","473:4730001350","473:4730001722","473:4730000800","473:4730001248","473:4730002472"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.965078594065429,0.9650035566276475,0.9585394632274404,0.9557815769083279,0.9507483146821656,0.9439649291914683,0.9278615888015443,0.9252758070242573,0.9175715859711788,0.916713588544378,0.908689767692524,0.9080817768686887,0.9067162982457491,0.903615397706565,0.9024838007252001,0.8949708376034089,0.894264940797731,0.8938626267287362,0.8908713249803294,0.8908418735924337,0.886282463287528,0.886016049193813,0.8854261745323935,0.8848313306855422,0.8839724050810855],"twin_dists":[0.03462841403383299,0.034666267877144864,0.03779528127785936,0.03906000546596559,0.04127717074244886,0.044106211423596886,0.05025746888862012,0.05118551636643752,0.05387042166245224,0.05416254787687809,0.05683445649986739,0.05703274875134721,0.05747607699463077,0.05847279262877225,0.05883315371997795,0.061182917073931996,0.06140006274436019,0.06152355481696675,0.06243580822316103,0.062444738827722265,0.06381572201335092,0.06389513658270748,0.06407070499886497,0.06424738457311274,0.0645018559526611],"n_dims_used":44,"mean_confidence":0.9122416756369851},"coverage":{"mean_confidence":0.9122416756369851,"n_dims_used":44,"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}}