{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002184},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002103","489:4890002260","489:4890002262","489:4890003536","489:4890001906","489:4890002831","489:4890003172","489:4890002471","489:4890002500","489:4890002746","489:4890003151","489:4890003598","489:4890003450","489:4890002988","489:4890003610","489:4890001993","489:4890002633","489:4890002987","489:4890003491","489:4890002748","489:4890002182","489:4890003980","489:4890002106","489:4890003597","489:4890003514"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8449117423753123,0.7529376889009248,0.7453899060207849,0.6853760049725426,0.6733857474216812,0.6666409866622626,0.6564614152030571,0.6435084159559727,0.6349050154590896,0.630397965518949,0.6218774903494305,0.6101437821766487,0.6091968201566502,0.6040651168685726,0.6008355950876053,0.5948146861164167,0.590693978008741,0.5887217330267277,0.5885088252309537,0.5786017256583088,0.5752044468259805,0.5734625679521866,0.5706478463723702,0.5701393451538853,0.5692324070879444],"twin_dists":[0.0753995178591114,0.09784175420094443,0.09956348521492882,0.11289188869389415,0.11549879706518022,0.11695969214695921,0.11915817678645986,0.1219465658475502,0.12379428389068153,0.12476118938608803,0.12658761299256707,0.1291008116776741,0.12930358713712195,0.1304024290795266,0.13109398919130313,0.1323835021941183,0.13326631177210238,0.13368894492559366,0.13373457362885272,0.13585900693276526,0.13658817049987615,0.13696219024207135,0.13756681764049755,0.1376760821069273,0.13787098763663502],"n_dims_used":45,"mean_confidence":0.9177452935112848},"coverage":{"mean_confidence":0.9177452935112848,"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}}