{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001248},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001247","480:4800001311","480:4800002237","480:4800002192","480:4800002139","480:4800001693","480:4800002327","480:4800002187","480:4800002464","480:4800001249","480:4800002040","480:4800001430","480:4800001805","480:4800002145","480:4800001487","480:4800002178","480:4800001372","480:4800001429","480:4800002224","480:4800002033","480:4800002316","480:4800001809","480:4800002135","480:4800002086","480:4800002083"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7560259369966824,0.7159889048419351,0.6654364607585582,0.6604065254636972,0.6445959232177438,0.6439411150008775,0.625451758747393,0.5898562738650243,0.5866014931140728,0.5812850360499136,0.573463929479895,0.564635503974333,0.5356827629792197,0.5299904091063085,0.5236674779304873,0.5136371657348919,0.5099103006473217,0.49476289647325383,0.4896221453345004,0.4839563461592373,0.48255750417038884,0.4811407083681222,0.46472803733075796,0.4645227795367513,0.45688113132434827],"twin_dists":[0.09713354411463677,0.10616246098907636,0.11722021441001285,0.11830698780180612,0.12171278667165455,0.12185355587738982,0.12582164672504176,0.13344581455261112,0.13414338105158138,0.13528334644937604,0.1369618978481385,0.13885944065853492,0.14511265959420794,0.1463491705950142,0.1477259786651693,0.14991793722256097,0.15073504580038763,0.15407259853839902,0.15521183831355811,0.1564716019371475,0.1567833262331348,0.1570993406315175,0.16078261264560947,0.16082895122765398,0.16255928709484307],"n_dims_used":42,"mean_confidence":0.9112830389113653},"coverage":{"mean_confidence":0.9112830389113653,"n_dims_used":42,"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}}