{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000648},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000587","500:5000000265","500:5000000277","500:5000000586","500:5000000592","500:5000000266","500:5000000589","500:5000000313","500:5000000318","500:5000000368","500:5000000525","500:5000000322","500:5000000541","500:5000000315","500:5000000323","500:5000000267","500:5000000219","500:5000000641","485:4850006724","500:5000000314","500:5000000375","500:5000000325","500:5000000642","500:5000000540","485:4850006725"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,485,500,500,500,500,500,485],"twin_sims":[0.9199576824465738,0.8623081329924447,0.856915374019333,0.8386449749031821,0.8164180701920292,0.7935769077762836,0.780312336571485,0.7750154939796172,0.7712428541114169,0.7642306213814297,0.758214246286519,0.7391532098681732,0.7231320812645015,0.7157339234843109,0.696055963436915,0.6868014846303511,0.6768012942758111,0.670362021894705,0.668476649201555,0.667033900995666,0.6637048226864405,0.6631079069086592,0.6576515833287965,0.6513094516320748,0.6460268430073857],"twin_dists":[0.053051019971538084,0.07069339500834218,0.07217472713245948,0.07704695231565899,0.08271867378402127,0.08831557222760723,0.09147830226298383,0.09272570134826139,0.09360914278105062,0.09524072148719674,0.09663033429851775,0.10097690172710289,0.10457330300462125,0.10621903806340391,0.11055747796826478,0.11258102916225095,0.11475754944452207,0.11615418001798203,0.11656245193915105,0.11687468660664488,0.11759455635738125,0.11772354628637885,0.11890149350747262,0.12026831958260384,0.12140510125273393],"n_dims_used":44,"mean_confidence":0.9163325916637074},"coverage":{"mean_confidence":0.9163325916637074,"n_dims_used":44,"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}}