{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002427},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002875","490:4900002727","490:4900002584","490:4900002877","494:4940007021","494:4940006933","490:4900002119","490:4900012498","466:4660009853","496:4960006739","494:4940008647","490:4900003023","494:4940007343","494:4940008078","494:4940008548","487:4870001752","494:4940006699","496:4960007263","466:4660009851","494:4940008466","490:4900012640","466:4660007151","490:4900002577","494:4940008273","494:4940006593"],"twin_admin_codes":[490,490,490,490,494,494,490,490,466,496,494,490,494,494,494,487,494,496,466,494,490,466,490,494,494],"twin_sims":[0.4503061075774556,0.3935029164077621,0.35083845652942214,0.2727419125505885,0.20883904955587296,0.2051000529593826,0.2026549768601772,0.1854061166117724,0.18520494417900288,0.18131351619595423,0.17499252213460456,0.16501145184269378,0.16429696886617928,0.16297919495736227,0.15751063524959746,0.15742970570425954,0.15656557658821518,0.1545995011517339,0.1541936812494325,0.1529744932129899,0.151147888169323,0.14982847544035588,0.1460739900703201,0.14305171779389236,0.1402253619322865],"twin_dists":[0.1640564826588447,0.17737895935349474,0.18797548919354828,0.20935423377948903,0.22985886843689501,0.23118077221373232,0.23205415503479299,0.23843248445777818,0.23850927230116822,0.24000633860949744,0.24248732189583108,0.24653861541760697,0.2468353179233247,0.2473850055466663,0.24970120962888415,0.24973592370977987,0.25010739940178345,0.2509582008146337,0.2511348002882157,0.25166740777104457,0.252471228485275,0.25305630670149404,0.2547422437984535,0.2561228320289258,0.25743367076933],"n_dims_used":45,"mean_confidence":0.9219171312120226},"coverage":{"mean_confidence":0.9219171312120226,"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}}