{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002727},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002914","469:4690003961","466:4660009307","470:4700001886","479:4790000305","489:4890000673","499:4990000988","469:4690000388","470:4700005001","469:4690000479","479:4790001414","479:4790000208","499:4990000538","478:4780002127","469:4690001176","488:4880000471","469:4690002976","485:4850002598","470:4700004996","499:4990000521","470:4700008367","470:4700007080","469:4690001322","469:4690000316","488:4880006331"],"twin_admin_codes":[489,469,466,470,479,489,499,469,470,469,479,479,499,478,469,488,469,485,470,499,470,470,469,469,488],"twin_sims":[0.3320074131466595,0.32331950653232117,0.29895837789834034,0.2626395649207004,0.2580657753318369,0.25787322989703343,0.24144225480476914,0.22840942476542447,0.2226375720272467,0.2209648870510509,0.21917686493055993,0.2172262793940017,0.2096706970619332,0.20464020653396645,0.2022236570487323,0.20191357899818813,0.20071210002184842,0.1928673937746201,0.1918397807485416,0.19062375480908791,0.189725428148193,0.18945784031284962,0.18927590974916142,0.1878444752598385,0.18764426259613565],"twin_dists":[0.19286234389146806,0.1951676308281367,0.2018243615293569,0.21237339392498755,0.21376415714707703,0.21382304393569826,0.21895505456408365,0.22318888417532862,0.22511486724129076,0.22567922141421554,0.22628565843162898,0.22695102756338634,0.22956704075552345,0.23134448273504196,0.23220897187647652,0.23232041075617463,0.23275332498889972,0.2356248511432815,0.23600697568155174,0.23646101092336383,0.23679772529461973,0.23689823899727672,0.23696663407663,0.23750638043466374,0.23758210344128924],"n_dims_used":45,"mean_confidence":0.9122816297743056},"coverage":{"mean_confidence":0.9122816297743056,"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}}