{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004931","490:4900005606","490:4900008714","490:4900008954","490:4900008495","490:4900009471","490:4900004947","490:4900007824","490:4900006727","490:4900008946","490:4900004655","490:4900004646","490:4900009987","490:4900009668","490:4900008824","490:4900002102","490:4900006375","490:4900008601","490:4900007596","490:4900009369","490:4900009582","490:4900010530","490:4900008160","490:4900009375","490:4900004375"],"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":[0.31177207464751505,0.2794420130145275,0.21986422912661388,0.14298188036908227,0.1337222244830315,0.1336905682381815,0.08436596810092832,0.07702325309345825,0.07539581396375172,0.06190900744688718,0.061037430285494056,0.05875222649051334,0.05808117386780296,0.05771744726754761,0.052836270615235915,0.050078654801539446,0.04534473977175729,0.04413525932575076,0.043539113061881615,0.04248237450514781,0.04117216342038512,0.03802727885486063,0.03427815204718311,0.03401306847672772,0.03400024032174598],"twin_dists":[0.19828588257857216,0.2073897101540823,0.22605213691850598,0.2561549888645879,0.2605264464094868,0.2605417745797305,0.28881184561728973,0.2940817228109036,0.29530405708636664,0.3063545958316983,0.30713424314098214,0.30922273925320604,0.3098487203779355,0.3101905121604189,0.3149587463809866,0.3178164527444708,0.3230436239574831,0.32445216681423655,0.32515838917473555,0.3264304752043175,0.32804521090109734,0.33210567313468536,0.33733617903962865,0.3377241374962987,0.33774297718720725],"n_dims_used":45,"mean_confidence":0.9264502631293403},"coverage":{"mean_confidence":0.9264502631293403,"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}}