{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001581","480:4800001412","480:4800002079","480:4800001580","480:4800002317","480:4800002316","480:4800002080","480:4800002081","480:4800002083","480:4800001978","480:4800002368","480:4800002367","480:4800002135","480:4800002224","480:4800002040","480:4800002419","480:4800001585","480:4800001365","480:4800001305","480:4800001429","480:4800001413","480:4800001372","480:4800002237","480:4800001249","480:4800001809"],"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":[0.9446548326816506,0.9152093393436047,0.9077487193855457,0.9067080502712782,0.8979549689697842,0.8978482480482745,0.8922155895955631,0.8881251853856895,0.8779133369706434,0.8666937278035257,0.8599498879552537,0.8563971459280463,0.8543821449948811,0.8542337360394631,0.83255574747612,0.8192083914932164,0.8177650640004527,0.8175776126577721,0.8174178366448763,0.8100045704349198,0.7865810136818293,0.7804908129181565,0.7455380627154659,0.7381218581187192,0.7163333588083597],"twin_dists":[0.04382592381637891,0.054671591760992455,0.05714113764771527,0.0574787464849492,0.06025822344233916,0.06029148421577657,0.06202713144055707,0.06326436005767118,0.06627605802964244,0.06947244048386711,0.071343818956092,0.07231596533657865,0.07286333968153497,0.07290354323932079,0.0786261251868274,0.08201998678721219,0.08238183332524245,0.08242875811685892,0.08246874233826186,0.08431153007406114,0.08999084787061337,0.09143612365312583,0.09952980958953299,0.10120987197038302,0.10608601520163818],"n_dims_used":42,"mean_confidence":0.9109552474248976},"coverage":{"mean_confidence":0.9109552474248976,"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}}