{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004817},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004680","490:4900004957","490:4900005891","490:4900003987","490:4900003035","490:4900005231","490:4900004971","490:4900001832","490:4900004135","490:4900004818","490:4900003036","490:4900003584","490:4900004672","490:4900003848","490:4900003720","490:4900003444","490:4900007616","490:4900003700","490:4900004128","490:4900007606","490:4900005226","490:4900004959","490:4900006752","490:4900001976","490:4900007730"],"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":[0.6792862245603726,0.6551915114313347,0.6333535868624752,0.6119941057579851,0.6000652401025951,0.5877121205900516,0.5770122737100036,0.5393017796221597,0.5377892857322294,0.5334868353734389,0.5078084142466973,0.5068821162511179,0.4860072689347094,0.47821456217867336,0.4687374705041334,0.46188852264649716,0.44922569927433753,0.4407581856944918,0.43143312451992016,0.41204496996105755,0.38837578945246237,0.3834825330728743,0.37888503337340806,0.37805684183342136,0.3770747784468139],"twin_dists":[0.11421760846179421,0.11943196024990203,0.12412718691152666,0.1287045852066091,0.13125895940764207,0.1339053254446118,0.1362001050246915,0.14432789698854603,0.14465574753410937,0.14558934481282157,0.15119655590012268,0.15140010106736568,0.15601507049255703,0.15775295068834702,0.15987886272503365,0.16142429228809627,0.16430327368088032,0.16624531844187393,0.1684009679853279,0.17294511041656568,0.17862174930177335,0.17981508120957113,0.18094293876076864,0.1811468118403898,0.1813888445512225],"n_dims_used":45,"mean_confidence":0.9237906561957465},"coverage":{"mean_confidence":0.9237906561957465,"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}}