{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003546},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003413","490:4900002708","490:4900003148","490:4900002564","490:4900003545","494:4940008178","490:4900003011","490:4900009877","490:4900003690","490:4900008595","490:4900000867","490:4900005210","490:4900005205","490:4900008377","490:4900009371","490:4900012446","490:4900000866","490:4900004373","490:4900010522","490:4900003279","490:4900008936","490:4900003415","490:4900002409","490:4900009372","490:4900009874"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1516726298915705,0.014398935640610623,0.007290758085616122,0.005607757522387992,0.0051817466052831865,0.004711431790422539,0.0047054856482414455,0.004145778307236133,0.0039201090510843735,0.0037573367240020077,0.003312760330573846,0.0031428727425921793,0.0030608878635511355,0.002812274965345396,0.0026702867135751734,0.0026184464938781237,0.002576036223599749,0.0024183996511651868,0.0022063278141494255,0.0021558430710329774,0.0020310285697888466,0.0019954856040023576,0.0019949471189777885,0.001902508629247229,0.0017603034862274144],"twin_dists":[0.25223958194965557,0.3782270183553,0.4074478645849684,0.41817182438366934,0.42134666915591906,0.42513867107417486,0.42518877226776425,0.4301832287216242,0.4323722714417718,0.4340235495891191,0.4388902068202167,0.44090879310362785,0.4419188266208372,0.44514038708408754,0.44709919660795105,0.44783819605382236,0.4484528023903474,0.4508216125823868,0.45424243013627974,0.45510115994942857,0.45730623303141876,0.45795695789139745,0.45796689824771464,0.4597109947709567,0.4625526514240641],"n_dims_used":45,"mean_confidence":0.9176481458875868},"coverage":{"mean_confidence":0.9176481458875868,"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}}