{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880006024","481:4810002386","488:4880006020","488:4880005944","470:4700007268","479:4790001210","481:4810003086","470:4700007267","468:4680006632","479:4790001884","500:5000011441","488:4880002690","494:4940002586","473:4730007948","500:5000001276","498:4980005403","488:4880002535","470:4700006098","479:4790001726","479:4790001804","488:4880002655","468:4680006775","496:4960010676","490:4900002958","479:4790001496"],"twin_admin_codes":[488,481,488,488,470,479,481,470,468,479,500,488,494,473,500,498,488,470,479,479,488,468,496,490,479],"twin_sims":[0.07738423994717573,0.0723797251499914,0.05100666483068772,0.03628578511347873,0.024545902315893143,0.02448262162475792,0.024102270865034647,0.02342068830264239,0.023034663953747557,0.022724497464685446,0.022603903752346416,0.021280072358689717,0.02058214123727491,0.018768383801588722,0.01702693878284646,0.01660305488821373,0.016341515129448828,0.015833408855950148,0.015248834417618953,0.014458105256126917,0.01411629929530504,0.013242280650790103,0.01300115382624092,0.012317545667821842,0.01202104983905803],"twin_dists":[0.29381341604768774,0.29762682331236456,0.31684046256119497,0.33447808031570825,0.3536408766266661,0.353763977826027,0.3545097367747916,0.35587199886973975,0.3566588506815197,0.3572994084905025,0.35755050929260895,0.3603863376285503,0.3619437463386389,0.3662175699269194,0.3706754635940774,0.37182086181856533,0.3725404547479035,0.3739678563186756,0.37566079094552945,0.3780440913880506,0.37911006518993967,0.3819432022575447,0.38275389320018066,0.38512682541188975,0.38619248387877003],"n_dims_used":42,"mean_confidence":0.9125409807477679},"coverage":{"mean_confidence":0.9125409807477679,"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}}