{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005144","480:4800005641","480:4800005048","480:4800004127","480:4800004621","480:4800004954","480:4800004522","480:4800005483","480:4800004047","480:4800004206","480:4800004041","480:4800004523","480:4800005648","480:4800005227","480:4800004198","480:4800003956","490:4900001877","480:4800004128","480:4800004706","480:4800003963","493:4930004229","480:4800004042","480:4800005396","494:4940008521","494:4940008217"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,490,480,480,480,493,480,480,494,494],"twin_sims":[0.6638894529414957,0.6067900222793164,0.6067597023211807,0.5965831440477272,0.588330231895152,0.5596029060408487,0.5329402619265177,0.5119688711633162,0.4952754843686668,0.46195960470443775,0.4538550960583646,0.4478020429819007,0.44238787163823234,0.4416347457751363,0.4301796366079423,0.4253088567165657,0.42188072407287763,0.4097712928171385,0.4001687162836481,0.3986918732742025,0.3892541815459172,0.38179013320762306,0.37912129282972334,0.3679893062019209,0.3628130281866128],"twin_dists":[0.1175546537145598,0.12981895081420664,0.12982544313177388,0.13200470753515353,0.13377284905419465,0.1399427393911661,0.14570805513156138,0.15028352143833193,0.15395919450700565,0.16140821214759127,0.16324735408291968,0.1646288112287556,0.16587044033454293,0.16604361578644114,0.16869215106170307,0.16982693595971868,0.170628847290163,0.1734839364339773,0.17577436221721443,0.17612880679389617,0.17840828830157984,0.18022949947977152,0.18088481921833147,0.18364283737411802,0.18493941402379496],"n_dims_used":43,"mean_confidence":0.9213824604832849},"coverage":{"mean_confidence":0.9213824604832849,"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}}