{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004848},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810003132","496:4960006986","472:4720000879","496:4960005514","479:4790003302","488:4880002348","470:4700008684","496:4960002934","470:4700001184","496:4960004758","474:4740001149","500:5000009882","472:4720000751","472:4720003417","496:4960011718","470:4700001185","484:4840004600","466:4660005928","478:4780001884","487:4870011803","488:4880003083","488:4880002403","493:4930000258","487:4870012155","496:4960005511"],"twin_admin_codes":[481,496,472,496,479,488,470,496,470,496,474,500,472,472,496,470,484,466,478,487,488,488,493,487,496],"twin_sims":[0.11037072517807497,0.08964160536807869,0.08770283365711981,0.059853219702240536,0.04339095321530219,0.04151955288381402,0.03870283941970042,0.03842400171719155,0.03824978511053549,0.021024044121143774,0.01677451894089608,0.014680569698994433,0.014442601091914623,0.014204486308209191,0.01419640725841669,0.013484674634220527,0.013128517409282678,0.011694501337669246,0.011576962978953066,0.011274707714613051,0.01091768911685311,0.010705305750851598,0.010339779833974255,0.010079081448158323,0.009817689556782692],"twin_dists":[0.27266902565742057,0.2852474093064623,0.2865374441435274,0.3082083335407342,0.3253351661158715,0.32761290871621135,0.33121010837030496,0.33157813625875854,0.33180922770651533,0.3609524191212942,0.3713544833095889,0.37736218251449977,0.3780919596526176,0.37883287879571415,0.378858209297708,0.3811413039363778,0.38232404336157977,0.3873934783959705,0.38783305913636523,0.38898193030691447,0.3903747519945181,0.39122264918805083,0.39271763083112626,0.39381290417729015,0.3949367403426654],"n_dims_used":45,"mean_confidence":0.921372816297743},"coverage":{"mean_confidence":0.921372816297743,"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}}