{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003133},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002848","490:4900003391","490:4900002986","490:4900003649","490:4900003810","490:4900003135","490:4900003134","490:4900001251","490:4900001245","490:4900004219","490:4900003132","490:4900003653","490:4900003652","490:4900003535","490:4900001379","490:4900001647","490:4900001512","490:4900003514","490:4900001246","490:4900004372","490:4900004369","490:4900003648","490:4900002990","490:4900002395","490:4900003257"],"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":[0.1931495017945537,0.041188125056581065,0.02834683543237541,0.02801476689899216,0.026554064848849552,0.026095662063642576,0.025842808629378235,0.024516320676023596,0.02403784030847021,0.023894798788038272,0.02298345033942231,0.020492404842270277,0.020189948074032824,0.01984086565173306,0.018804306766865383,0.01618719934581077,0.014309705750377235,0.013854966838649401,0.01303729176531886,0.012810457758981509,0.01081981873869509,0.01073297595533831,0.0106403516159291,0.01029847878993449,0.009435170500230699],"twin_dists":[0.23552019559669002,0.3280252804681338,0.3467060132843965,0.3472788187101661,0.3498700305051548,0.3507085495442377,0.35117652686308487,0.353698388166155,0.3546370743520293,0.35492083482801906,0.35676409954018407,0.36214731505311276,0.3628392145144279,0.36364910001151673,0.3661294871986821,0.37296979417403037,0.37850413664241694,0.3799405483117916,0.38263155105525887,0.38340450754281946,0.39076363964278876,0.3911113381784014,0.39148495429153535,0.3928894971708842,0.396630434089798],"n_dims_used":45,"mean_confidence":0.9170905219184028},"coverage":{"mean_confidence":0.9170905219184028,"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}}