{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002458","480:4800001364","480:4800002504","480:4800001867","480:4800002519","480:4800002473","480:4800001812","480:4800001925","480:4800002369","480:4800002150","480:4800001304","480:4800001934","480:4800001486","480:4800001246","480:4800001926","480:4800002178","480:4800001365","480:4800002135","480:4800001872","480:4800001414","480:4800002224","480:4800001473","480:4800002131","480:4800002284","480:4800001305"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.795327600605209,0.7762727795353487,0.7411578290144443,0.7140611130309256,0.697836211345023,0.6889582652070934,0.6521367173161289,0.6262047755220834,0.5923200059527853,0.5743679685312592,0.5587325031653088,0.5560613065039541,0.5546991682299951,0.5403824940247393,0.5346652620874269,0.5272777786693389,0.5237582178948341,0.5106692316945708,0.5065658756534225,0.5030891959747809,0.49861771439296176,0.49395497013490774,0.49290888867038385,0.4926013658824122,0.48975125064844366],"twin_dists":[0.08789368994984817,0.09243036884897958,0.10052347095352865,0.10658996709772504,0.1101670790821244,0.11211028480825196,0.12009016368781036,0.12566024041640686,0.1329179233184691,0.13676776688497005,0.14013023228536714,0.1407058933500417,0.14099959971915574,0.14409374699812857,0.14533348649768604,0.14693939745159396,0.1477061941561821,0.15056852865956175,0.1514696143829854,0.15223459465835576,0.1532205876927395,0.15425141183842295,0.1544830611338882,0.15455118781626492,0.1551831840828333],"n_dims_used":43,"mean_confidence":0.9136547709620276},"coverage":{"mean_confidence":0.9136547709620276,"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}}