{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001119},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003397","490:4900003136","490:4900002699","490:4900002069","490:4900003389","490:4900003520","490:4900002526","490:4900003128","490:4900003650","490:4900001914","490:4900002549","490:4900002084","490:4900003951","490:4900003122","490:4900001915","490:4900002542","490:4900002377","490:4900002378","490:4900003123","490:4900002847","490:4900001112","490:4900002394","490:4900004218","490:4900002977","490:4900005961"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4634692133230847,0.25228348540440976,0.23927943223733975,0.21407171304509787,0.19156203951032946,0.16627256366657414,0.11737820767702602,0.1077540586743467,0.08900379501490482,0.07827734631662668,0.0744550312892507,0.06656068306845968,0.061898739817342036,0.06158748876608406,0.05847732884481251,0.04735302215629725,0.04649075710500156,0.04081496838690847,0.04066661093331735,0.03969293127599931,0.031218068927082693,0.02967682830489601,0.027991197113305784,0.02752727503290729,0.026104648792397538],"twin_dists":[0.16106691457932654,0.21554484847230196,0.21964715158437864,0.2280356509800917,0.23611050035749867,0.24601717166166118,0.2688341663217223,0.2741492544725513,0.28566933548655093,0.2931539077575758,0.29602039455136364,0.30233939460949033,0.30636372790072836,0.3066411473944035,0.3094784573281829,0.3207728752644711,0.32173775876596267,0.32849293470550606,0.3286798644947967,0.3299211885163746,0.34197993144889943,0.34446811443548114,0.34731969723495854,0.3481303957173428,0.35069198917037214],"n_dims_used":45,"mean_confidence":0.9139068603515625},"coverage":{"mean_confidence":0.9139068603515625,"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}}