{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001208","469:4690001244","489:4890002391","489:4890002980","469:4690001074","469:4690000210","472:4720004284","496:4960002450","470:4700005764","496:4960005330","472:4720007262","469:4690001351","468:4680006910","475:4750011737","469:4690001702","496:4960006726","479:4790003843","472:4720001429","470:4700004311","472:4720000590","478:4780000459","489:4890002562","488:4880001788","489:4890002829","469:4690000273"],"twin_admin_codes":[489,469,489,489,469,469,472,496,470,496,472,469,468,475,469,496,479,472,470,472,478,489,488,489,469],"twin_sims":[0.5450603742816001,0.5299354558388857,0.519477059079945,0.4573402557058874,0.44792232214391015,0.44091773837879045,0.4332775630133256,0.42203446849592274,0.4196444482671433,0.40914419312881506,0.4081890473191901,0.40805433788136813,0.40213111430215387,0.39510663210800057,0.39137003911066637,0.3842995235966132,0.3817351596989323,0.38170261776309944,0.37969126478700943,0.3788931085461371,0.3782403286886962,0.37682294104743874,0.37524706573690936,0.3667184010708251,0.36524620606553787],"twin_dists":[0.14308122161083783,0.14636112114027697,0.1486405000941757,0.1624550351416476,0.16460129276705995,0.16620859263253165,0.1679731301912017,0.1705928249728868,0.17115343415878176,0.17363277988841178,0.17385967911204886,0.17389169880602898,0.17530430090357677,0.17699177679865832,0.17789503319077837,0.17961533797471949,0.1802429756225694,0.18025095335500604,0.18074467896573934,0.18094095198808827,0.18110162482530673,0.18145096013505482,0.1818401102638246,0.1839603254470302,0.18432878909242403],"n_dims_used":43,"mean_confidence":0.911807659060456},"coverage":{"mean_confidence":0.911807659060456,"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}}