{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003005","490:4900004784","490:4900001940","490:4900003681","490:4900005201","490:4900004374","494:4940008369","490:4900004097","490:4900002852","490:4900003411","490:4900003151","490:4900003149","490:4900004510","494:4940008262","490:4900000320","490:4900004373","490:4900003819","490:4900003009","490:4900003016","494:4940007956","494:4940006771","490:4900002856","490:4900002860","494:4940007103","490:4900000319"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,494,490,490,490,490,490,494,494,490,490,494,490],"twin_sims":[0.05053068014434346,0.03119037122503982,0.019087801647751586,0.017007297592636573,0.016697274830756895,0.014043254337497904,0.009723849702181387,0.008701731336220616,0.007454839023530453,0.007405902963885167,0.007138633475099274,0.006789308786781454,0.006396896718967743,0.0059570313478694605,0.0059236156661257285,0.005676562106223438,0.0055938464534171055,0.005524487351859035,0.00499865064956586,0.0037841761008870984,0.0037434146881892396,0.003650106675454949,0.003336593498504102,0.0032807918239415516,0.0032758191263220137],"twin_dists":[0.31733919284089696,0.34202370882325245,0.36543947468735116,0.3707279812003455,0.37156406514549584,0.3793408172956636,0.39534671469525046,0.4000569884116193,0.4065254817943135,0.40679865248240316,0.4083198489992392,0.4103871921502481,0.4128269438775965,0.41572752455302064,0.4159556959085739,0.4176796421303373,0.41827199755393546,0.4187748346508429,0.42278433743308996,0.43374684354639503,0.43416779124736055,0.4351473288588982,0.43861461751482655,0.4392627218810869,0.43932096401369325],"n_dims_used":45,"mean_confidence":0.9223480224609375},"coverage":{"mean_confidence":0.9223480224609375,"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}}