{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003956","492:4920003917","492:4920003825","492:4920003919","492:4920003873","492:4920003955","492:4920003821","492:4920002882","492:4920003780","492:4920003965","492:4920002886","492:4920002884","492:4920003683","492:4920003696","492:4920003816","492:4920002358","492:4920003453","492:4920002525","492:4920000787","492:4920003067","492:4920003774","492:4920000386","492:4920003675","492:4920001403","492:4920003550"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.620014025067994,0.6044423581063966,0.5612862300130602,0.49108856315183824,0.4903016884848385,0.4560233814505739,0.37352999947280713,0.30836728916820005,0.29903742295511593,0.26596971119803736,0.2639460816489085,0.2623043306139119,0.25629050596159403,0.25092159199102637,0.2508191174214966,0.21480646329632336,0.2111791187948827,0.2042144709882116,0.20379342440028747,0.19714081025976665,0.19587415870763933,0.19518127551647052,0.1937988086308944,0.1913627036650044,0.18708479341059617],"twin_dists":[0.12698685858114192,0.13032165046966912,0.13958024981162617,0.15488650737266127,0.15506104271921614,0.16275415535645332,0.18226503904324495,0.19921778697360776,0.20180226599758003,0.21137030668817636,0.21197891122082466,0.21247481063601387,0.21430814911560667,0.21596801674671026,0.21599991691276488,0.22778206648139251,0.22903973232066857,0.23149627414211835,0.2316466071786096,0.23405076487704907,0.23451483846346105,0.23476957644724938,0.235279721260551,0.23618486491729793,0.2377940027108713],"n_dims_used":45,"mean_confidence":0.9153924730088976},"coverage":{"mean_confidence":0.9153924730088976,"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}}