{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011614},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011869","490:4900011045","490:4900010457","490:4900011741","490:4900011126","490:4900010367","490:4900010282","490:4900011272","490:4900010711","490:4900010093","490:4900004668","490:4900011549","490:4900010369","490:4900009379","490:4900011613","490:4900010089","490:4900009992","490:4900010278","490:4900012138","490:4900010453","490:4900010090","490:4900010277","490:4900009689","490:4900012188","490:4900004804"],"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":[0.3353764336902342,0.2548538698095448,0.23646697040079528,0.21606196090477267,0.19895941206355364,0.17274336575431345,0.1595253408609819,0.15715300965487472,0.14384816995337607,0.1335709210400254,0.13097017489807383,0.13033123533333302,0.1269118247518628,0.12505154473104743,0.12414667993178803,0.11888728892878908,0.11786796940904852,0.11520591890545348,0.10981328845277595,0.10674585380855363,0.10473308762093046,0.09729963991828829,0.09318771062664405,0.0924488056706155,0.09134337955712687],"twin_dists":[0.19197731076849447,0.21475012212967426,0.2205532459659051,0.22735010741216397,0.23338806256973257,0.2433854975388339,0.2488411778689903,0.24985470871214632,0.2557569254993719,0.26059973322107416,0.26186933028791126,0.2621841420673585,0.26388902552640175,0.26483119833581586,0.2652933350146066,0.2680314532841039,0.2685727893624029,0.2700036649543544,0.2729820682091264,0.2747270285945363,0.27589328694629744,0.28035807909865595,0.28294398849813296,0.28341816597537944,0.28413317322628795],"n_dims_used":45,"mean_confidence":0.9174105326334635},"coverage":{"mean_confidence":0.9174105326334635,"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}}