{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001458},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001219","496:4960002294","496:4960006075","496:4960001109","496:4960001564","496:4960001106","496:4960001217","496:4960001557","496:4960001110","496:4960000668","470:4700000809","496:4960001441","496:4960006290","496:4960006563","496:4960001810","496:4960006162","496:4960001448","496:4960003276","496:4960006567","488:4880000852","488:4880000388","496:4960001444","496:4960007217","496:4960001150","496:4960001105"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,470,496,496,496,496,496,496,496,496,488,488,496,496,496,496],"twin_sims":[0.6148359083070299,0.568138412932732,0.5211882079694065,0.47284665594460046,0.47155071338175336,0.4709521523739437,0.46258262058181493,0.4425903377537913,0.4238390540148547,0.39624413819067555,0.39219798668663075,0.3815468595666003,0.37846582119129824,0.37051337091749664,0.36828220959268493,0.36502528452075006,0.36286054840588744,0.3617711538945188,0.36030151161419843,0.3532282261515069,0.3502548965396434,0.344471618191841,0.3386695957277065,0.33811042096088845,0.33549945022493527],"twin_dists":[0.12809599920356246,0.1381061390798596,0.14826685105969728,0.15895535159616275,0.15924631374335607,0.15938079159629087,0.16126731114281734,0.1658239042973705,0.17017042135175217,0.17671759026582803,0.17769454677481375,0.18028914237505175,0.18104610772569885,0.18301391347122126,0.18356974424511338,0.18438414615639984,0.18492746866047421,0.1852015142200981,0.18557187965960548,0.18736535443284635,0.18812480774422893,0.1896117323173661,0.19111685381607088,0.19126263894597814,0.19194508631590942],"n_dims_used":45,"mean_confidence":0.9313464694552951},"coverage":{"mean_confidence":0.9313464694552951,"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}}