{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002587},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002592","480:4800003092","480:4800002640","480:4800003090","480:4800003093","480:4800003655","480:4800002963","480:4800002826","480:4800002962","480:4800002916","480:4800002586","480:4800002638","480:4800003179","480:4800002639","490:4900004032","480:4800003091","480:4800003720","490:4900003898","490:4900001430","478:4780010106","487:4870007459","494:4940000310","490:4900001471","480:4800003139","474:4740000727"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,490,480,480,490,490,478,487,494,490,480,474],"twin_sims":[0.8159014365097231,0.6028587075037696,0.5251835470277534,0.43120483371416357,0.4288240111993313,0.3413514109064283,0.3127149827316268,0.3068717940537035,0.30459053791728724,0.27350473613920756,0.2353720977386203,0.2318908863634947,0.21688507786559535,0.18491838865952714,0.16647162723449963,0.1609311231125823,0.1509666983139695,0.14863490605521626,0.14776449211856435,0.14271443866263278,0.14087954160714414,0.13905951346563708,0.138585173449323,0.1370006255273974,0.1355926998476698],"twin_dists":[0.08284765107050825,0.13066076037877314,0.14739552366967804,0.16845397393589726,0.16900744976815396,0.19041945601144716,0.1980288348737667,0.19962897792344989,0.20025844973990065,0.20912908731013063,0.2209078843232631,0.22204271076214852,0.2270678277948586,0.2386187523942698,0.24593512403074805,0.24824575276069352,0.25255135183975125,0.2535888595485567,0.25397921760835396,0.25627824115975445,0.2571285307200899,0.2579801187950279,0.25820342682836667,0.2589535604243208,0.2596255476876489],"n_dims_used":43,"mean_confidence":0.9219528907953307},"coverage":{"mean_confidence":0.9219528907953307,"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}}