{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003161","490:4900002414","490:4900002570","490:4900002712","490:4900003155","490:4900002563","490:4900003424","490:4900003542","490:4900003010","490:4900003293","490:4900002724","490:4900002268","490:4900002722","490:4900003015","490:4900003555","490:4900003160","490:4900004237","490:4900003287","490:4900003157","490:4900002568","490:4900003144","490:4900002109","490:4900010176","490:4900002260","490:4900003423"],"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":[0.44786215379664523,0.35835259044602663,0.2527053220571625,0.2476372078457997,0.21461580880661885,0.20179539449016518,0.18139250110053345,0.17903536313211513,0.15729279061993076,0.14695151655290473,0.14582240552127243,0.14527490345760433,0.14457179763663994,0.1390684817628013,0.13671260370857166,0.1262840374545322,0.12627491749402242,0.11703909572876228,0.11482318968796731,0.10825359716628016,0.08983684811081215,0.0884709963650106,0.08449157251196177,0.07836864637589498,0.07736462208029429],"twin_dists":[0.16461505823051384,0.18606421977021362,0.21541407053863076,0.21699461639445808,0.22784781076372768,0.2323629160237927,0.2399757279972281,0.24089332859689416,0.24979468199591154,0.25434535277897796,0.25485635671301143,0.25510519564633827,0.2554257773791227,0.2579759022156186,0.25909060777832227,0.2642058017519991,0.26421041239752807,0.26901563446706056,0.2702114671634739,0.27386453525236687,0.28511872763217105,0.28602363664815456,0.2887249470654802,0.2930868292317939,0.29382797129636407],"n_dims_used":45,"mean_confidence":0.9241625467936198},"coverage":{"mean_confidence":0.9241625467936198,"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}}