{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002772},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001026","490:4900002015","490:4900001040","490:4900002774","466:4660014167","490:4900002157","490:4900004449","490:4900000779","490:4900000780","490:4900002454","490:4900001547","487:4870000606","494:4940008310","490:4900002923","487:4870000479","490:4900002324","487:4870010192","490:4900003309","487:4870007762","490:4900003710","490:4900002337","490:4900003436","490:4900000900","487:4870001105","490:4900004297"],"twin_admin_codes":[490,490,490,490,466,490,490,490,490,490,490,487,494,490,487,490,487,490,487,490,490,490,490,487,490],"twin_sims":[0.33808100057858637,0.2681653747887344,0.25325684229719253,0.24626058065254341,0.24540750903919803,0.24217612464477956,0.23994151147865142,0.23518448530655908,0.23444702457295924,0.23335184103296774,0.2302977629688557,0.22705915925748557,0.22599833726380042,0.2180350026826907,0.21575346370362206,0.19545642904140267,0.19375519835369823,0.19315466354726707,0.19261400626528388,0.19208886183816237,0.1885467888439668,0.1825936105902212,0.17182341157959674,0.17053835218159027,0.1667082776089663],"twin_dists":[0.19127031286986168,0.21071321431446402,0.21524329746812082,0.21742750498438476,0.21769653981189854,0.21872113241725916,0.21943485818183694,0.22096876176832186,0.22120836542389993,0.22156510773914453,0.22256578314142433,0.22363652721801344,0.22398945218875854,0.22667467694527196,0.22745608998550532,0.23466834148832985,0.23529585499551586,0.23551828169730454,0.235718942932673,0.2359142225669017,0.2372412027596155,0.23951139441185682,0.2437552806086626,0.24427420204431655,0.24583767631837886],"n_dims_used":45,"mean_confidence":0.9104022555881076},"coverage":{"mean_confidence":0.9104022555881076,"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}}