{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003429","489:4890003490","489:4890003499","489:4890002322","489:4890002487","489:4890003435","489:4890001896","489:4890002893","489:4890003426","489:4890002550","489:4890002556","489:4890002059","489:4890003562","489:4890003071","489:4890002557","489:4890002408","489:4890001992","489:4890003489","489:4890003371","489:4890001734","489:4890003300","489:4890003301","489:4890002632","489:4890001656","489:4890003493"],"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":[0.9783252630005314,0.9605593116655923,0.9478917253846997,0.9442559821641583,0.9404134115958299,0.9358479415188451,0.9312465312380511,0.9258344437811196,0.9252790128368259,0.925055188234173,0.9223937184469274,0.9218800027522479,0.9193681043225642,0.9151153343182715,0.9144011030517609,0.9060080094749741,0.9036335650289911,0.89151281352484,0.887938630282928,0.8851257458963977,0.8827692407185009,0.8817561072801905,0.8802619221353601,0.8752571878131472,0.8705187259801496],"twin_dists":[0.02718883508728325,0.03684388262368535,0.0424890084836146,0.04398815794941795,0.04552492640577466,0.04729367332299153,0.049020087082043355,0.05098623160305798,0.05118437461487371,0.05126403824580861,0.05220344398053408,0.05238313616511109,0.0532544592234957,0.05470327379737084,0.05494349669620049,0.05770495567237772,0.0584669927578154,0.06224104387107232,0.06332034548735657,0.0641599838045494,0.06485704808436617,0.06515501142943805,0.06559260212932977,0.06704279208903205,0.06839492078048509],"n_dims_used":45,"mean_confidence":0.9142369588216146},"coverage":{"mean_confidence":0.9142369588216146,"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}}