{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011252},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000011528","500:5000011115","500:5000011667","500:5000011640","500:5000010603","500:5000011179","500:5000011038","500:5000011116","500:5000011371","500:5000011316","500:5000011189","500:5000011253","500:5000010947","500:5000011109","500:5000011110","500:5000011172","498:4980001042","500:5000011621","500:5000011190","468:4680000578","500:5000011188","500:5000011257","500:5000010696","500:5000011174","498:4980000944"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,498,500,500,468,500,500,500,500,498],"twin_sims":[0.8069767762426404,0.7490149285523894,0.7100408020024582,0.7058423298978284,0.7048515028543136,0.7015811314034609,0.6998230528221485,0.6918733662596612,0.6912015966188764,0.6911193574699008,0.6875986173157731,0.6757436207487548,0.6629873691941651,0.6620719617724697,0.6472610071253033,0.6443988326914001,0.6363604846650851,0.6359295437639989,0.6340340184556464,0.6251934290969795,0.6186420546343537,0.61578799792033,0.6146502758063642,0.6111659786835791,0.6070695397768225],"twin_dists":[0.08505745590272279,0.09873816085719352,0.10747972577916343,0.10840644463185982,0.1086247933221723,0.10934455907777979,0.10973091628826788,0.11147322317590748,0.11162011437307646,0.11163809355661385,0.11240710274094773,0.11498719715553758,0.11774959069735669,0.11794734817540148,0.12113964457037046,0.12175515882104836,0.12348189732516623,0.12357439767346151,0.12398119079260363,0.12587701575588672,0.12728076617595932,0.12789208827874002,0.12813575542478461,0.1288819217844188,0.12975909859162735],"n_dims_used":44,"mean_confidence":0.9230802709406073},"coverage":{"mean_confidence":0.9230802709406073,"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}}