{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002465","490:4900003336","490:4900004009","490:4900003864","490:4900001704","490:4900003199","490:4900002001","490:4900003464","490:4900001567","490:4900004010","490:4900002603","490:4900003724","490:4900004304","490:4900003615","490:4900001319","490:4900003081","490:4900001875","490:4900003458","490:4900003337","490:4900002452","490:4900003734","490:4900002464","490:4900001695","490:4900002453","490:4900003068"],"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":[0.6254354589353895,0.6179335464356138,0.6158925239315374,0.5881325656172789,0.5838829699292301,0.5800182364304961,0.5774049787168494,0.5547983485762117,0.5469626623305643,0.5466605925635415,0.5270014491323032,0.5262167641668649,0.5236882675026514,0.5141977834018335,0.4940255042664812,0.4827184615412991,0.47734957367231184,0.4751837480762111,0.46902393196374503,0.4685078064707914,0.4681317535902374,0.4635973610637164,0.462847456719233,0.46238635236314785,0.45579146574337587],"twin_dists":[0.12582514038582135,0.12743253421228964,0.1278697011535895,0.13381521289619713,0.13472620069499996,0.13555509036669727,0.13611582235437644,0.14097821064252777,0.14266991599975926,0.1427352118297949,0.14699955944316398,0.1471704375244111,0.14772144573730572,0.14979515219410267,0.15423579757563047,0.15674744338592644,0.15794640775490332,0.15843130069469857,0.15981439415044538,0.15993055863278513,0.16001522437880714,0.16103796045604238,0.16120743613002883,0.16131169186965724,0.16280686605776923],"n_dims_used":45,"mean_confidence":0.9182879977756077},"coverage":{"mean_confidence":0.9182879977756077,"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}}