{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000895","487:4870001549","466:4660012412","466:4660008177","487:4870000141","487:4870000797","487:4870000796","487:4870003491","480:4800001129","487:4870001992","466:4660011786","487:4870001652","487:4870000496","494:4940006690","487:4870009983","487:4870000497","487:4870000973","487:4870002160","487:4870000331","487:4870000634","487:4870001990","493:4930003331","487:4870000063","487:4870000436","487:4870003653"],"twin_admin_codes":[487,487,466,466,487,487,487,487,480,487,466,487,487,494,487,487,487,487,487,487,487,493,487,487,487],"twin_sims":[0.13771523164221552,0.13145929500500778,0.0746312556850919,0.0689540734149184,0.06792323627374368,0.0677444456990902,0.06729255484417543,0.06361372108039474,0.056109986110727234,0.052611079393743085,0.04958065990024646,0.048600099967151644,0.04597997615954806,0.0441068152240258,0.040161509091892866,0.03949003405373193,0.03704678629994903,0.03697248592907645,0.03583821398699842,0.03301862216145248,0.03235312524174494,0.03194129079598821,0.03055041926046878,0.030104910083102183,0.02899370267605202],"twin_dists":[0.2586144632070898,0.2616291177337191,0.29588565861770916,0.30036207194849673,0.30120674604315245,0.3013543082332619,0.3017286885351756,0.3048553493527823,0.3117226588451089,0.31518740250848626,0.31834642114789014,0.31940304345634846,0.3223164142698654,0.32448568041627907,0.32932063658431404,0.33018309148747793,0.33342975721870455,0.33353130104467,0.33510338559749897,0.33920290145153237,0.3402138810056829,0.3408484460974615,0.34304456502839953,0.3437661145507911,0.34560655872338014],"n_dims_used":43,"mean_confidence":0.9084752992142079},"coverage":{"mean_confidence":0.9084752992142079,"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}}