{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004661","480:4800004400","480:4800004316","480:4800005185","480:4800006148","480:4800006102","493:4930001352","480:4800005097","480:4800004912","480:4800005753","480:4800004565","480:4800005436","480:4800006330","480:4800004398","480:4800004922","480:4800005675","480:4800002765","480:4800003120","487:4870010753","487:4870000796","480:4800004997","480:4800003619","493:4930001358","480:4800006109","480:4800005992"],"twin_admin_codes":[480,480,480,480,480,480,493,480,480,480,480,480,480,480,480,480,480,480,487,487,480,480,493,480,480],"twin_sims":[0.1829717868319016,0.11497991731194449,0.11235043427549417,0.062102413795264565,0.04058317737486998,0.038663436954930304,0.032088949715183494,0.026474998047844315,0.024978631792850967,0.023006680017826464,0.02018375087034544,0.019436946276518676,0.01760366141351579,0.016160565583897873,0.01560014356377051,0.014222197249936508,0.012823042949017973,0.011806493194325278,0.01097838938206164,0.010748437738328199,0.009727170437814492,0.009421810118380601,0.009376626401668663,0.008875384882395752,0.008252671258102699],"twin_dists":[0.23936564292746787,0.27012630786517355,0.2715670507771841,0.30618281113973866,0.32878524339344783,0.33126197784288824,0.3406201296641885,0.3500137654220154,0.3528063598213389,0.356716335153113,0.36285348544071716,0.3646018727448015,0.36915658986925176,0.37304425862777896,0.37463669264616895,0.37877739357163387,0.38336130624101594,0.3869782742592271,0.39013511456862776,0.39104925005345437,0.39533214671049066,0.39669069080502944,0.39689504092221173,0.39922300213305456,0.4022847660124108],"n_dims_used":43,"mean_confidence":0.9188884468965752},"coverage":{"mean_confidence":0.9188884468965752,"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}}