{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006799},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004618","490:4900006187","490:4900004885","490:4900005035","490:4900005944","490:4900006795","490:4900007172","490:4900011689","490:4900007289","490:4900004743","490:4900004483","490:4900004749","490:4900008114","490:4900005022","490:4900006802","490:4900007656","490:4900006439","490:4900004892","490:4900007168","490:4900006800","490:4900002085","490:4900004064","490:4900007285","490:4900006188","490:4900006197"],"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":[0.04978556745635257,0.041949660931893853,0.022422964042918846,0.02127737480626283,0.015036848962019896,0.012552346366501195,0.012079824768192002,0.010641023738002112,0.007435551064364105,0.006839041561899836,0.005902084042532431,0.00589821906718933,0.005358740075042987,0.00496150758622103,0.00414842164856732,0.0036042433211361845,0.0035096262446252455,0.003431307663772697,0.002958707685343394,0.0028594446406447352,0.002693362636522025,0.0021542923830775934,0.0021337303520568033,0.0021286628945056648,0.0018123149108192093],"twin_dists":[0.3181278229196605,0.3270818728011419,0.35792945299783047,0.36039227098063864,0.3762888416569609,0.3842989226005772,0.38597939839135403,0.3914822327649044,0.40663295815575584,0.41008710732545434,0.41610333588144677,0.416129889041533,0.4199999714465359,0.4230817912478567,0.4301582358827487,0.43563718672006085,0.43666598320257166,0.4375368681768254,0.44321284624557383,0.44450965252319835,0.44677445874559474,0.4551278279548507,0.455483121301702,0.45557116539729275,0.46148958925550093],"n_dims_used":45,"mean_confidence":0.8926233927408854},"coverage":{"mean_confidence":0.8926233927408854,"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}}