{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001951},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002702","490:4900003968","490:4900004379","490:4900001524","490:4900003140","490:4900008751","490:4900003689","490:4900004386","490:4900003003","490:4900009176","490:4900004105","490:4900001810","490:4900010380","490:4900002096","490:4900004526","490:4900003560","490:4900003830","490:4900003972","490:4900002416","490:4900003693","490:4900007860","490:4900004514","490:4900009692","490:4900009070","490:4900009602"],"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":[0.4635142542270685,0.18751802926245043,0.16669876022164423,0.1592125552680636,0.14430103148529105,0.1399353818444061,0.1359934684911441,0.11839018016981986,0.11791494056890266,0.11677423704599116,0.10460862377865363,0.10232261689653556,0.0985328422324829,0.08925755663816375,0.08518546467057256,0.08255885529143532,0.08252430955719334,0.07982384374478302,0.07533179855728585,0.07515825227770452,0.07430647693263148,0.07211825826300969,0.06570883691146095,0.06412946710677947,0.06322884984806772],"twin_dists":[0.16105673756984346,0.237629875635759,0.24584159345542878,0.24897417815448458,0.25554954172887073,0.2575692705617399,0.25943373509163176,0.2682950099511238,0.2685477654692081,0.26915764830945893,0.27596597563461667,0.2773131770086375,0.27959931277949884,0.28550118003758346,0.2882467306088977,0.29007366243767635,0.29009799808036973,0.2920260712729269,0.29535257077710336,0.2954842592724992,0.29613417497932076,0.2978318504939837,0.30305714781840454,0.3044082511230647,0.30519092979980356],"n_dims_used":45,"mean_confidence":0.9141803317599826},"coverage":{"mean_confidence":0.9141803317599826,"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}}