{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005102},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004006","480:4800004755","480:4800003858","480:4800004498","480:4800004500","480:4800004949","480:4800004088","480:4800004946","480:4800005013","480:4800004932","480:4800004863","480:4800005274","480:4800004845","480:4800004584","480:4800005018","480:4800004605","480:4800004325","480:4800005542","480:4800005827","480:4800005686","496:4960006680","481:4810004830","480:4800004342","481:4810002001","480:4800004260"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,496,481,480,481,480],"twin_sims":[0.5020604161341039,0.49570213426103915,0.40854155724698676,0.4015009866295137,0.388435451076109,0.35171257113533777,0.3479425268155225,0.3257820805580522,0.32331493647927545,0.2766612762550289,0.2691940912870948,0.2570154058262816,0.250836678352221,0.24686086305765093,0.2404222672660011,0.2233926441811797,0.21728450617384432,0.2125057369865961,0.20304579876990034,0.17751402632353755,0.1659466402402781,0.16312822919448122,0.16092664477349902,0.15643340344636966,0.15596413170408935],"twin_dists":[0.15246123283332214,0.15386482906156215,0.17377591152596933,0.17545512464108948,0.17860724353961796,0.18775206748786616,0.18871777175659885,0.19451075986014305,0.19516885243354293,0.20820151072550883,0.210406500425973,0.21408573289080554,0.21599444963302208,0.21723855193893296,0.21928094393570313,0.22486103720412107,0.22693110767923066,0.22857808620685413,0.23191406970918016,0.2414901214256512,0.24615165997901847,0.24732267737011854,0.248247643567625,0.2501643504892851,0.2503668358700605],"n_dims_used":43,"mean_confidence":0.9199679175088572},"coverage":{"mean_confidence":0.9199679175088572,"n_dims_used":43,"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}}