{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002257","480:4800001392","480:4800001387","480:4800001776","480:4800001717","480:4800002535","480:4800002060","480:4800002304","480:4800001830","480:4800002337","480:4800002446","480:4800002162","480:4800002434","480:4800001665","480:4800002263","480:4800001447","480:4800002010","480:4800001333","480:4800002262","480:4800002248","480:4800002125","480:4800002303","480:4800002260","480:4800002539","480:4800001735"],"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":[0.5007888050746725,0.36729982113540144,0.32599469452476926,0.3220406333930838,0.31337919933804376,0.31042100172401244,0.30811676358893625,0.2971942056788226,0.29458182586104414,0.2815548773952952,0.2733852195562672,0.26409704929014477,0.24680095163131813,0.24596379825207662,0.23317091138083818,0.2251855640261607,0.22427791339173356,0.21722232140316067,0.21096845542029916,0.18880989983655078,0.17349189760954678,0.16487267666026814,0.1620950222274785,0.16162254456340455,0.16156283689973977],"twin_dists":[0.15274154251139616,0.18381501114967608,0.1944541763148504,0.1955098585541907,0.19784802681266983,0.19865497589242817,0.1992865895720493,0.2023183965080015,0.20305314076741476,0.20677616491258266,0.20916433696538603,0.21193340758172322,0.21725739719650627,0.217521033681329,0.22162414896963534,0.22426059844096055,0.22456416628766424,0.22695238175656188,0.22911322125805184,0.2371420361743991,0.24308565706472574,0.24659617166293296,0.2477556306014389,0.24795428372679143,0.24797941777455007],"n_dims_used":43,"mean_confidence":0.9204518517782522},"coverage":{"mean_confidence":0.9204518517782522,"n_dims_used":43,"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}}