{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007640},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870008216","494:4940000168","494:4940000063","494:4940000211","487:4870008071","487:4870008220","494:4940000130","493:4930004029","494:4940000095","487:4870008208","487:4870007927","494:4940000642","494:4940000249","494:4940000839","487:4870007646","487:4870008221","468:4680007639","494:4940000406","494:4940000255","468:4680007789","494:4940000306","487:4870008222","487:4870008223","496:4960000070","486:4860003601"],"twin_admin_codes":[487,494,494,494,487,487,494,493,494,487,487,494,494,494,487,487,468,494,494,468,494,487,487,496,486],"twin_sims":[0.27860727592780515,0.11975067240083062,0.09599255430001591,0.09196632522371458,0.07103566201315534,0.0691218269745246,0.06029897830511301,0.05631520552380967,0.05446101970226047,0.047783062235838746,0.04556120247025826,0.04286925129769092,0.040112620953034354,0.039967469648694486,0.038344965951537587,0.0371110466382583,0.03554023559279132,0.03235078162397939,0.03132882222627249,0.025642663685804694,0.02561974857575045,0.025086694714776935,0.024987962311462074,0.024566413670710333,0.023842820743653948],"twin_dists":[0.20763288207138555,0.267575702517048,0.28117059540411055,0.28372940623127174,0.2986872222413781,0.300225586813427,0.30780199342795395,0.3115250518661332,0.31333253350350243,0.3202971361709022,0.322794866920421,0.32596170198407454,0.32938301661180086,0.32956860509188035,0.3316828639042677,0.3333420739915383,0.33552338336961285,0.34021747253688306,0.34180521273661446,0.3515497629189536,0.35159265600781375,0.3525999127652141,0.35278850406241224,0.3536010343953469,0.35502431144881286],"n_dims_used":43,"mean_confidence":0.9119238742562228},"coverage":{"mean_confidence":0.9119238742562228,"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}}