{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000384},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000460","494:4940007954","490:4900000646","490:4900000383","490:4900000650","490:4900000548","490:4900000311","490:4900000993","490:4900000462","490:4900000992","490:4900000753","490:4900000989","490:4900000651","490:4900000872","490:4900000756","494:4940007642","490:4900000649","490:4900000877","494:4940007842","494:4940007757","494:4940008054","494:4940007631","490:4900000255","494:4940007641","490:4900000994"],"twin_admin_codes":[490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494,494,494,494,490,494,490],"twin_sims":[0.3920258673703982,0.2751083251719154,0.2736676683805448,0.1950488517998481,0.18820058318664476,0.16593412453800452,0.15375954929816057,0.1290572479789098,0.12498304178103911,0.12426974136486227,0.10684911786508039,0.10250542295012317,0.10006760181276604,0.0980950143158367,0.09026654060190992,0.08822973958986703,0.085684263750553,0.08488330562522066,0.0787006982254861,0.07830774478540947,0.07538056251121186,0.06756149992983095,0.06619779602526282,0.06527366728430171,0.06500766984259904],"twin_dists":[0.1777362089796079,0.20865704401255655,0.20908104808563743,0.23481833331193547,0.2373718355097468,0.24615682822887563,0.25132409758656715,0.26281534168462506,0.26486609541888373,0.26523033442390126,0.2746676566298439,0.27720458609164383,0.2786653354391861,0.27986784240767,0.2848363022031981,0.2861846251983777,0.28790488291906197,0.28845458931683227,0.2928433976619572,0.2931315668993155,0.2953156122921626,0.3015056284708074,0.30264423628139486,0.30342675065271574,0.3036536625768276],"n_dims_used":45,"mean_confidence":0.9118350558810764},"coverage":{"mean_confidence":0.9118350558810764,"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}}