{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001487","480:4800001311","480:4800002187","480:4800002094","480:4800002509","480:4800002178","480:4800002464","480:4800002284","480:4800002283","480:4800002192","480:4800001812","480:4800002463","480:4800002282","480:4800001811","480:4800002316","480:4800002281","480:4800001868","480:4800002033","480:4800002224","480:4800001934","480:4800001693","480:4800001860","480:4800001805","480:4800002139","480:4800001872"],"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":[0.956858074018514,0.8634059507385979,0.8428995407120353,0.7990847867563308,0.7799006652329792,0.7723480966439462,0.7712261827654786,0.7512498485165388,0.7478118657016405,0.7320926913029654,0.7260687927833895,0.7202747136568919,0.6975331760787621,0.6921050964268867,0.6919342619389327,0.6867938435230619,0.685415513818974,0.6773949397548698,0.6769001242988857,0.6679827790263628,0.6401279766911219,0.6396834292835777,0.6330378842611104,0.6270140541704011,0.6258646101824888],"twin_dists":[0.03857084301772421,0.07038916937733937,0.07593104916417352,0.08698454153087114,0.09157555359336686,0.09335074744003213,0.09361303775532041,0.09822787830961494,0.09901238573538745,0.10256765511910303,0.10391752927552649,0.10520997354988301,0.11023356027795472,0.11142254054900917,0.1114599050280315,0.11258269605152102,0.11288327569369515,0.11462860991998154,0.11473608582052461,0.1166693517540572,0.12267292055202633,0.12276840488509813,0.12419492025146049,0.1254867598148247,0.12573315518359807],"n_dims_used":42,"mean_confidence":0.9113380795433408},"coverage":{"mean_confidence":0.9113380795433408,"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}}