{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001376},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001608","489:4890001377","489:4890001454","489:4890001451","489:4890000437","489:4890001519","489:4890001313","489:4890001455","489:4890001532","489:4890001311","489:4890001618","489:4890001380","489:4890001315","466:4660009276","489:4890001613","489:4890000384","489:4890001378","466:4660009633","489:4890001595","489:4890001310","489:4890001449","489:4890001588","489:4890001598","489:4890001616","466:4660007088"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,466,489,489,489,466,489,489,489,489,489,489,466],"twin_sims":[0.7977444353397763,0.7399920641419336,0.5852253526893646,0.5684833617248229,0.5241332580360949,0.5203484212990469,0.520323943291817,0.5107435343513055,0.4919719282128766,0.4835282722883199,0.47331717237808396,0.4718355594266444,0.46636015830368804,0.46237366393353535,0.4506410175531507,0.43910940878738774,0.4365957639383142,0.43499848743241537,0.4312516203881725,0.4258620806627055,0.41687498408739165,0.40688598337934556,0.3961156235157564,0.39338665051494237,0.38610578908771376],"twin_dists":[0.08730946832832988,0.10078725759949478,0.1344383869261594,0.13803198757324342,0.14762443043205667,0.14845019210963284,0.14845553715188275,0.15055222931838985,0.15469066852638247,0.1565669659493466,0.1588497780105047,0.15918233787342823,0.16041440046142266,0.16131456124135357,0.16398002617836546,0.16662513816538732,0.16720527304896982,0.1675746030370702,0.1684431097940124,0.1696977781902817,0.17180474427654935,0.1741696068172958,0.1767485494979034,0.17740705763347583,0.17917444749134603],"n_dims_used":45,"mean_confidence":0.9193483140733507},"coverage":{"mean_confidence":0.9193483140733507,"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}}