{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001805},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001218","470:4700001087","470:4700001804","481:4810005938","470:4700001084","489:4890000023","470:4700002121","489:4890000197","470:4700000955","470:4700004298","481:4810005779","470:4700002276","488:4880003052","485:4850003745","481:4810006000","489:4890000607","485:4850004178","489:4890000349","489:4890000773","481:4810005660","489:4890000102","489:4890000033","485:4850004111","485:4850003885","485:4850004172"],"twin_admin_codes":[470,470,470,481,470,489,470,489,470,470,481,470,488,485,481,489,485,489,489,481,489,489,485,485,485],"twin_sims":[0.9076945466713473,0.7995246507049518,0.7116599086056609,0.7058962506434291,0.6506878992479792,0.6247371763650694,0.6047957911761483,0.6032884227083058,0.6024598011203037,0.5759167465960645,0.5650401577176866,0.562230857602372,0.5565814366895424,0.5556452885000849,0.5522870085414617,0.5508951802719967,0.5484375119518599,0.5479101078860131,0.5426619340751907,0.5388204966984953,0.5386005949840049,0.5382328254428203,0.5341504827346366,0.5333297393452979,0.5296122013956217],"twin_dists":[0.05715875172054423,0.08687776439800203,0.10712167668529135,0.10839455829586893,0.12040214929619751,0.12597480299556293,0.13024597021383696,0.13056874383675576,0.13074618041383906,0.1364352556787591,0.13877239076700348,0.13937689650532523,0.14059377032116813,0.14079558437121217,0.1415199834037262,0.14182040962397055,0.1423511985458864,0.14246515475433183,0.1436001647226211,0.14443220146906097,0.1444798648836151,0.14455958681432657,0.14544524057131114,0.14562346195669382,0.1464314237893731],"n_dims_used":43,"mean_confidence":0.910864186841388},"coverage":{"mean_confidence":0.910864186841388,"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}}