{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001267},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001383","477:4770001261","477:4770000599","477:4770000405","477:4770000993","477:4770000100","477:4770000779","477:4770000547","485:4850007790","477:4770001613","477:4770000323","477:4770001648","485:4850007873","477:4770002075","477:4770001380","500:5000001180","489:4890002533","477:4770000107","477:4770001205","477:4770001328","489:4890001787","489:4890001878","489:4890001702","485:4850007849","485:4850007459"],"twin_admin_codes":[477,477,477,477,477,477,477,477,485,477,477,477,485,477,477,500,489,477,477,477,489,489,489,485,485],"twin_sims":[0.4859233911991794,0.4497286282206258,0.43464174758252844,0.414073907386211,0.411183660849848,0.40642614036386976,0.39278601330571145,0.39159825625360195,0.39106753991567134,0.37948498892650734,0.3788821882758308,0.37682231686626183,0.3676774304289623,0.35979048342699355,0.3589013657037749,0.3519334024712531,0.3493351388285031,0.3491125452521683,0.34710407552220424,0.34409454802118067,0.33960878480448387,0.33960207190587033,0.33760104114545536,0.33442616242956014,0.33058149958861255],"twin_dists":[0.15603372984561395,0.16418836511246798,0.16765716396057784,0.1724653779146186,0.17314907375687477,0.17427908340230522,0.1775522766399441,0.17783975097391067,0.17796833234207138,0.1807953846976933,0.18094363875838124,0.1814511141142091,0.18372069697703727,0.18570084457698416,0.1859254488525779,0.18769566935843723,0.18836041562945166,0.18841748472926417,0.18893328854179334,0.189709136473636,0.19087228447956653,0.19087403125991761,0.1913955549249368,0.1922264528729646,0.19323840354852795],"n_dims_used":45,"mean_confidence":0.9204884847005208},"coverage":{"mean_confidence":0.9204884847005208,"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}}