{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001882},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002545","489:4890001886","489:4890001472","489:4890002219","489:4890002384","489:4890002467","489:4890002463","489:4890001550","489:4890001884","489:4890001716","489:4890002465","489:4890001888","489:4890002216","489:4890002136","489:4890000598","489:4890002056","489:4890001800","489:4890002137","489:4890001548","485:4850002873","489:4890002548","499:4990001155","489:4890002385","499:4990002784","485:4850008818"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,499,489,499,485],"twin_sims":[0.8013680944225311,0.585469430388234,0.5786426833581002,0.5738796631793205,0.5436717184979131,0.5383888686504819,0.5349739070044675,0.530087922751495,0.5018994662666032,0.49925722607054795,0.4740445413839469,0.4701653769986105,0.4639287335128307,0.4528055732355627,0.39274684772725127,0.38389551660496074,0.36334652512823007,0.3561577655097156,0.3420451003050052,0.3384935675442356,0.3124909800049957,0.3114170768113592,0.2944579439142021,0.271792244656888,0.26093219389439565],"twin_dists":[0.08642947463856153,0.13438606022627778,0.1358502184528087,0.13687262050746404,0.14338163078368618,0.14452575982466018,0.14526649280020953,0.1463279652021832,0.15249670126739806,0.15307942072144848,0.15868664074124628,0.1595576427197059,0.16096310203573264,0.1634863888101435,0.1775617494765321,0.1797140868876604,0.18480535205116033,0.18662032761508854,0.19023954239549815,0.19116273297711184,0.19808986054366406,0.19838277407570581,0.20308807844444832,0.20963506915772503,0.21289076498884446],"n_dims_used":45,"mean_confidence":0.9180202060275607},"coverage":{"mean_confidence":0.9180202060275607,"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}}