{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004873","489:4890005014","489:4890005133","477:4770001567","472:4720004200","484:4840007660","478:4780001957","489:4890005127","472:4720007025","484:4840005296","479:4790003761","479:4790004098","479:4790001991","479:4790001358","468:4680007507","479:4790006644","484:4840003930","472:4720004071","484:4840007506","489:4890005168","477:4770003066","489:4890004804","467:4670004511","472:4720008060","489:4890004767"],"twin_admin_codes":[489,489,489,477,472,484,478,489,472,484,479,479,479,479,468,479,484,472,484,489,477,489,467,472,489],"twin_sims":[0.3321911465341134,0.2494820166376806,0.23367943720546375,0.22667387538514913,0.19808293165983204,0.18904262550514495,0.18755321442679995,0.1832034665894845,0.17168233900272872,0.17016666825563648,0.16514359614925941,0.16154078668940403,0.15647200001244102,0.1557885910732468,0.15570459158722466,0.1486284064206958,0.14848624061476431,0.14835246728682105,0.14792961909072033,0.14737296847643572,0.14629401812583287,0.14511562428320526,0.1438181504669065,0.14344928023564227,0.1415255201978358],"twin_dists":[0.1928139517434244,0.21641691952785966,0.2214582824811641,0.22376458063248822,0.23370692882641758,0.2370544024220193,0.2376165577699694,0.2392764570795672,0.24381211113036982,0.24442481475927233,0.24648384178817315,0.24798870155435254,0.25014771627420285,0.25044269407201625,0.25047901575155396,0.25359176820649326,0.2536554124552091,0.25371534066200707,0.2539050322283372,0.2541553595768983,0.2546425633485154,0.25517771822708474,0.25577068975853223,0.25593999509794557,0.2568282499722091],"n_dims_used":45,"mean_confidence":0.9154344346788195},"coverage":{"mean_confidence":0.9154344346788195,"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}}