{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004555","489:4890004397","489:4890004509","489:4890004458","489:4890004500","489:4890004510","489:4890004402","489:4890004298","489:4890004137","489:4890004081","489:4890004191","489:4890004629","489:4890004361","489:4890004498","489:4890004452","489:4890004033","489:4890004192","489:4890004362","489:4890004360","489:4890004295","489:4890004365","489:4890004513","489:4890004314","489:4890004464","489:4890004010"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9725140708245092,0.9695898513723797,0.9681943773803111,0.9562337498269213,0.955679133677102,0.9554126038458484,0.9495790878383928,0.9473813453568194,0.9430131391069058,0.9367364288633853,0.9330674797314374,0.9310090414488673,0.9286419906588587,0.9266198621403966,0.9246248358201535,0.9219836304104286,0.9190754170381217,0.9179737877064605,0.916856804482965,0.9160457982347062,0.915110092099611,0.9147350987559231,0.9137765133868277,0.9136515041469202,0.9122313543958712],"twin_dists":[0.030662887810420814,0.03227694864018547,0.033021036650669,0.038855220279798465,0.039106265525009266,0.03922638934372058,0.04177699423960777,0.0427022807493722,0.044490329969077265,0.04695401138906646,0.04834323928929428,0.049107771217673304,0.04997450962966874,0.05070492620751383,0.051416916400086804,0.052346929944649304,0.05335521376680346,0.05373303002382201,0.054113877182536546,0.05438901558242532,0.05470504011134945,0.05483126901100992,0.055152865098636664,0.055194691143601524,0.05566804227488856],"n_dims_used":45,"mean_confidence":0.9203802320692275},"coverage":{"mean_confidence":0.9203802320692275,"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}}