{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001641","479:4790002556","488:4880003944","496:4960009581","466:4660000508","496:4960001154","499:4990000274","493:4930006101","485:4850001186","479:4790001341","496:4960005618","484:4840006458","489:4890001090","496:4960010133","466:4660008902","479:4790002313","487:4870004846","470:4700002742","493:4930005978","471:4710001722","469:4690003666","499:4990003024","488:4880000323","469:4690000459","481:4810001294"],"twin_admin_codes":[479,479,488,496,466,496,499,493,485,479,496,484,489,496,466,479,487,470,493,471,469,499,488,469,481],"twin_sims":[0.02403723509684873,0.018799066316774676,0.017201815382645168,0.016018434056153618,0.015461834469655137,0.010460649464303248,0.010076517373798898,0.009774945708886295,0.009023651876850851,0.008531354861005126,0.007358220896280119,0.006699351035352212,0.0065439531820679925,0.0063898648252392705,0.006184600449499793,0.005548188957922128,0.005535953770847913,0.005489709022319114,0.005240736382432454,0.0052106067612750695,0.004867236831810518,0.004770372383319734,0.004665735118743304,0.004614104058280171,0.004486428116733224],"twin_dists":[0.35463827186466323,0.3661423275573083,0.3702101980615701,0.3734434725870369,0.3750374298489275,0.3922181448039362,0.3938238014206343,0.3951230473444478,0.3985224053666635,0.400889834442055,0.4070663868973176,0.410935053074735,0.4118972521662251,0.41287188022761845,0.4142036377385111,0.4186023651181991,0.4186913136025118,0.4190291207522805,0.4208932685977204,0.4211242671800523,0.4238458972492038,0.4246451242623108,0.42552518581684173,0.4259660477282821,0.42707575426897587],"n_dims_used":45,"mean_confidence":0.8981050279405381},"coverage":{"mean_confidence":0.8981050279405381,"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}}