{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001414},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001748","494:4940001750","494:4940002049","494:4940001555","494:4940001837","494:4940001747","494:4940001556","494:4940001568","494:4940001480","494:4940003520","494:4940001937","494:4940001846","494:4940003385","494:4940002050","494:4940003740","494:4940001560","494:4940001283","494:4940002158","494:4940001835","494:4940003279","494:4940002832","494:4940003176","474:4740003380","494:4940002825","494:4940002944"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,474,494,494],"twin_sims":[0.6479334475460846,0.577073383260363,0.3727192755225443,0.3700169913125156,0.3110199604728325,0.3032079668973328,0.2868341122048365,0.2808323006297955,0.259276862179868,0.25339593167733665,0.2354000926399251,0.2276486577616781,0.20605110659704318,0.2027552145803144,0.20073823355119744,0.19660319365262516,0.19325639101101244,0.18718718950779267,0.17607268423148983,0.17404865393391253,0.16872214565297122,0.16395596043664865,0.1614815550340969,0.15836628655380403,0.15796476015545108],"twin_dists":[0.12099497750716452,0.13618698930272585,0.18246600579107372,0.1831374280377307,0.19849123602660965,0.20064127492104997,0.20525521398024807,0.20698567554591982,0.21339440016721634,0.21520026710389092,0.2208988031170127,0.22344087918267191,0.2308429815471413,0.23201820837803921,0.23274388966442594,0.23424748289644945,0.23548056996174405,0.2377551869293896,0.2420588967138589,0.24286323537717658,0.2450124129123785,0.24697725707294252,0.24801364435791617,0.24933497818815034,0.24950665731951271],"n_dims_used":44,"mean_confidence":0.9156479402021929},"coverage":{"mean_confidence":0.9156479402021929,"n_dims_used":44,"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}}