{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011464},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009688","490:4900011598","490:4900009666","490:4900009985","490:4900004798","490:4900012063","490:4900010947","490:4900004936","490:4900010948","490:4900011531","490:4900008943","490:4900012755","490:4900008836","490:4900008726","490:4900009994","490:4900011470","490:4900010781","490:4900011993","490:4900011187","490:4900011865","490:4900009047","490:4900012330","490:4900008955","490:4900010796","490:4900008725"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1120002677711622,0.10885904873175761,0.101176548201904,0.07180457410638592,0.0667336080257005,0.06117118267552641,0.055030355741175666,0.046748059803736135,0.04270580511722611,0.04174627212787514,0.03820470911536745,0.03765276809487449,0.03708278031766672,0.03340061112694766,0.03308021293157932,0.03298780422175284,0.030749163468640657,0.03058418787186895,0.02933728415598365,0.028133870738490108,0.027903204124456425,0.027381206172810358,0.027291495902582664,0.025358918575713894,0.024137504043164976],"twin_dists":[0.27176086836403546,0.2735208111957494,0.27799744199015036,0.29807861929013313,0.3021946063581884,0.3070140071812487,0.31277219123920774,0.32144827796494363,0.32615931138380677,0.32733241359773446,0.3318691643419152,0.3326079689311915,0.3333806275056179,0.33863043966109957,0.33911021859280666,0.33924933221437853,0.3427255819882697,0.34299024153957797,0.3450311282530567,0.347072700917318,0.3474725709525473,0.3483880837642034,0.3485469338352918,0.3520832337806305,0.35444022814582427],"n_dims_used":45,"mean_confidence":0.9140542772081163},"coverage":{"mean_confidence":0.9140542772081163,"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}}