{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003571},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["467:4670000578","499:4990004128","499:4990003516","499:4990003755","499:4990003732","467:4670001072","467:4670000609","499:4990001095","499:4990003687","467:4670001206","499:4990004129","499:4990003811","467:4670000958","478:4780004033","499:4990002576","499:4990000526","467:4670003247","467:4670000451","499:4990003968","499:4990003674","467:4670000368","467:4670003318","478:4780006929","468:4680000227","499:4990000336"],"twin_admin_codes":[467,499,499,499,499,467,467,499,499,467,499,499,467,478,499,499,467,467,499,499,467,467,478,468,499],"twin_sims":[0.5551796442646634,0.5197721149005557,0.4694140493326953,0.44912128769822446,0.409005781010398,0.39624269421980374,0.3926371788673754,0.3898916098605316,0.3555622165966844,0.35476196938195126,0.349503720952217,0.346393393812786,0.3445421127726583,0.33691063501994817,0.3368063293476175,0.33522421643824146,0.3284716228818813,0.32805156326340934,0.3223861311208394,0.31331449262098987,0.2962643313709938,0.2817403075807879,0.28038307963168557,0.2751421704487339,0.26803534521059164],"twin_dists":[0.14089598639555725,0.14857605064589635,0.1597266191560342,0.16432713555080464,0.17366564582913954,0.17671793809328165,0.17758827702393973,0.17825352649624446,0.18677152741688485,0.1869749027995094,0.18831720681548406,0.18911617833267463,0.18959352855377065,0.1915758802056704,0.19160314086823907,0.19201719328830968,0.19379648258618848,0.19390782688369604,0.1954173283592875,0.19786563119077816,0.20257949020979069,0.20672245208297077,0.20711609163620676,0.20864709929128053,0.21075203477481325],"n_dims_used":44,"mean_confidence":0.9380318901755593},"coverage":{"mean_confidence":0.9380318901755593,"n_dims_used":44,"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}}