{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000493},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000403","490:4900000334","490:4900000409","490:4900000490","490:4900000498","490:4900000402","490:4900000497","496:4960008375","490:4900000499","490:4900001091","490:4900000325","490:4900000674","490:4900000434","487:4870002865","490:4900000166","490:4900000425","490:4900000482","490:4900000357","490:4900000825","490:4900000275","490:4900000120","490:4900000431","487:4870002993","490:4900000731","496:4960008368"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,490,490,490,490,487,490,490,490,490,490,490,490,490,487,490,496],"twin_sims":[0.6992815252027306,0.655910270566638,0.6277103413570453,0.6200042343045981,0.5594982947029593,0.5575150063945309,0.5417760599116946,0.5222729368908384,0.5217437291755564,0.5152540514539814,0.510820188798498,0.507306859889743,0.5006217394140215,0.4804039099623705,0.45632867901130336,0.4542649260397623,0.4540844971073454,0.45290141371505854,0.4509056642408926,0.44372774320488056,0.4351720053806402,0.41164479547933125,0.4082256730782297,0.4039990399182725,0.40388549313640854],"twin_dists":[0.10984984421679928,0.11927701225753153,0.1253374878425398,0.12698895608996721,0.1399652714953932,0.14039256171502382,0.14379194337072457,0.14803013618876448,0.14814560826311793,0.1495639012303372,0.1505354147143503,0.1513067555540555,0.15277838450971212,0.15726379877651317,0.1626847809843893,0.16315406815283423,0.16319513377140998,0.1634645521430393,0.16391962505931268,0.16556262875210287,0.1675344552535948,0.17303985103534464,0.17385097417782017,0.17485782945004602,0.17488494288084414],"n_dims_used":45,"mean_confidence":0.9156809488932292},"coverage":{"mean_confidence":0.9156809488932292,"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}}