{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001779},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000624","470:4700001485","488:4880002656","496:4960004397","489:4890004665","496:4960010015","493:4930005117","499:4990001323","496:4960011113","485:4850000794","472:4720000521","466:4660004106","481:4810000425","488:4880000859","488:4880002340","488:4880002455","479:4790004173","493:4930004872","496:4960011336","493:4930004126","493:4930005235","493:4930003419","488:4880000931","493:4930004452","481:4810002234"],"twin_admin_codes":[488,470,488,496,489,496,493,499,496,485,472,466,481,488,488,488,479,493,496,493,493,493,488,493,481],"twin_sims":[0.3833120375067107,0.3367886630762496,0.2317679264544704,0.22256979983291802,0.21289980370762432,0.20859736295593034,0.20838920599545627,0.2075726352065317,0.20697221532771554,0.20063580249636379,0.19788651251340314,0.19635070898010956,0.1958988835320871,0.1880083576828306,0.18498329582374165,0.18155991695047927,0.1804881018906656,0.17923019033079038,0.17752006404689635,0.17130434052335208,0.17038738360365394,0.17025376944465007,0.16735597862218657,0.16583042530196873,0.16546984272011794],"twin_dists":[0.1798567907376215,0.19160775846365416,0.2220829979352464,0.225137678051491,0.22844133229048272,0.22994382529904883,0.23001704967838335,0.23030478091871953,0.23051684087963867,0.23278087650811433,0.2337785203766967,0.234339997538887,0.2345057599564072,0.23744444009007298,0.23859394380752696,0.2399108771036575,0.24032679385074585,0.24081716171888928,0.24148774576935336,0.24396455137622988,0.2443353486759156,0.24438949870004956,0.24557147539726498,0.24619966074728813,0.24634874847346608],"n_dims_used":43,"mean_confidence":0.9117843273074128},"coverage":{"mean_confidence":0.9117843273074128,"n_dims_used":43,"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}}