{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006577","490:4900006220","490:4900007556","490:4900006217","490:4900007066","490:4900006338","490:4900006946","490:4900006339","490:4900006823","490:4900005453","490:4900005185","490:4900005193","490:4900006701","490:4900006088","490:4900007069","490:4900006567","490:4900006817","490:4900006944","490:4900006571","490:4900005327","490:4900006450","490:4900006096","490:4900006943","490:4900004623","490:4900005452"],"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":[0.1745174445908375,0.08050775720502613,0.059087633513964496,0.04385486702499926,0.02088264970502542,0.01776258101444572,0.01150704538587562,0.011024131081486187,0.01090056817680946,0.009093924201054841,0.008061986893078138,0.007184816424613724,0.004701710556282165,0.004557603548903931,0.0044529889006021785,0.004260023100797678,0.004082451422993965,0.003888069820345251,0.0034475986477954888,0.003256754433706121,0.0026028626545379287,0.002363090506309096,0.0022723638465198094,0.0015509739998060081,0.0014574975679918561],"twin_dists":[0.2426763492324292,0.2915328888406977,0.3089120647633733,0.3247833277043922,0.3612676208976842,0.3687457237965546,0.388096426527846,0.3899553089639358,0.3904425576451717,0.39819393941438247,0.40326374386934677,0.4080533752274235,0.425220610357092,0.42645364567140603,0.4273711277701792,0.4291160251157832,0.4307863576514981,0.43269230382055296,0.4373542338454071,0.43954500721306833,0.4480629689419953,0.4516864006047048,0.45314601323304804,0.46714653103424497,0.4693856697546036],"n_dims_used":45,"mean_confidence":0.9157908121744792},"coverage":{"mean_confidence":0.9157908121744792,"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}}