{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000988},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001374","477:4770003051","500:5000001620","470:4700007633","470:4700007449","485:4850002625","500:5000006411","477:4770002817","500:5000001323","485:4850008221","488:4880000640","485:4850005597","498:4980005475","475:4750001935","485:4850002629","470:4700007539","477:4770002468","473:4730004728","475:4750001627","470:4700007266","500:5000001905","485:4850002627","467:4670000462","469:4690005410","468:4680007391"],"twin_admin_codes":[500,477,500,470,470,485,500,477,500,485,488,485,498,475,485,470,477,473,475,470,500,485,467,469,468],"twin_sims":[0.25378972323908866,0.17499198105734212,0.15347201619768736,0.14627392259177968,0.14480884691905332,0.1377023360904725,0.12234687159632708,0.12160998762200138,0.10561751779832933,0.10396119299698946,0.09937825751001358,0.09668164257519718,0.08917869921320853,0.08691467362290224,0.07982777526599767,0.07520673779124143,0.07304420956198758,0.07114946527145635,0.07092863549627136,0.06896133804678753,0.06852844649318347,0.06691827276084877,0.06608067427983523,0.06479898988063902,0.06406809779146105],"twin_dists":[0.2150785203812994,0.24248753697528613,0.2514496882047406,0.25465166272740886,0.2553175656762793,0.2586205707712832,0.26622021127893747,0.2666026943308521,0.2753786936671102,0.27634517460694946,0.2790834371608914,0.2807411650722235,0.28555339435279264,0.2870683575868712,0.29202322651396667,0.295447443350716,0.2971084580268121,0.2985968099663891,0.2987723578981255,0.3003561558188032,0.30070957964825246,0.3020403258632061,0.3027429148792336,0.30383221084778333,0.3044612974068962],"n_dims_used":44,"mean_confidence":0.9168256412852894},"coverage":{"mean_confidence":0.9168256412852894,"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}}