{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000462},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000502","489:4890000274","489:4890000463","489:4890000453","489:4890000503","489:4890001459","489:4890000281","489:4890000498","489:4890000548","489:4890000398","489:4890000770","489:4890000121","489:4890000345","489:4890000495","489:4890000713","489:4890000309","489:4890000606","489:4890000454","489:4890000401","489:4890000637","489:4890000551","489:4890000594","489:4890000419","489:4890001258","489:4890000597"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9006280945143854,0.8807097681732179,0.8499497657303763,0.8113215071505888,0.7847420780800025,0.7808767750380288,0.7799702130685574,0.7711089186532792,0.7636627193334111,0.7533003552259983,0.7496812905744644,0.7406286433675896,0.7403722045329207,0.7376555038199093,0.7339888963569525,0.7286624718980494,0.7108795476803598,0.6971974351027763,0.6966531502579681,0.6926367068029138,0.6923871936183082,0.690654327586434,0.6889247143698125,0.6872817745611123,0.6843109577808538],"twin_dists":[0.05942034605382854,0.0654616740313127,0.07405762373689753,0.08398589975614147,0.09042849673811626,0.09134487716365654,0.09155912758439542,0.09364043230634952,0.09537228503275179,0.09775870194232843,0.0985861327875786,0.1006432481103197,0.10070127060058054,0.1013151467055247,0.10214137204244109,0.1033371159927655,0.1072942929810616,0.11030720350880172,0.1104265608005859,0.11130624689993993,0.11136083373373105,0.1117397445345521,0.11211761151937277,0.11247624272261758,0.11312401069688001],"n_dims_used":45,"mean_confidence":0.9161968655056424},"coverage":{"mean_confidence":0.9161968655056424,"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}}