{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005263","490:4900004696","478:4780004289","470:4700005204","478:4780004760","478:4780009763","493:4930004411","478:4780005662","478:4780004013","478:4780009476","490:4900005137","478:4780004176","478:4780005797","496:4960000389","490:4900004720","478:4780009397","470:4700004361","470:4700005118","478:4780005389","496:4960003089","478:4780009377","466:4660003565","478:4780004054","490:4900005136","496:4960004054"],"twin_admin_codes":[490,490,478,470,478,478,493,478,478,478,490,478,478,496,490,478,470,470,478,496,478,466,478,490,496],"twin_sims":[0.34138533812266125,0.33411037301669294,0.314484385905027,0.3128798855278667,0.30920250348783773,0.3082031310672509,0.3076779840640766,0.289990286641023,0.27279091986263004,0.2710892740961115,0.2703079034492791,0.26636265836083023,0.2661330625520167,0.26199191619343914,0.2619852331118146,0.2615501585019497,0.25536041564642487,0.25186797117723403,0.2506927094710808,0.24981942910844424,0.2451926725411364,0.2428655817556988,0.24186850567760526,0.24102218468556869,0.24100006797424936],"twin_dists":[0.19041065218738906,0.19230933165768485,0.19754766376485436,0.19798392587676583,0.19898864134942787,0.19926286657699407,0.19940717051941761,0.20435393395476914,0.20933975770044577,0.2098433409208967,0.21007523198120046,0.21125246304706982,0.21132130497276957,0.21256939687478757,0.21257142100896323,0.21270326366572764,0.21459410641919635,0.2156738025612586,0.2160392789668902,0.2163115559325604,0.21776438809738988,0.21850178464361478,0.2188191304644626,0.21908915998259085,0.21909622483766195],"n_dims_used":45,"mean_confidence":0.9166434393988715},"coverage":{"mean_confidence":0.9166434393988715,"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}}