{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004546},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004396","487:4870004394","487:4870004247","487:4870003110","487:4870003384","487:4870000906","487:4870005854","487:4870002542","487:4870004543","487:4870005860","487:4870008618","487:4870004545","487:4870004694","487:4870003104","487:4870003109","487:4870003658","487:4870006729","487:4870003132","487:4870004544","487:4870006291","487:4870004364","494:4940004357","487:4870006444","496:4960007913","487:4870004064"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,487,496,487],"twin_sims":[0.3856576338725547,0.33946278108342887,0.2808128878014881,0.2631597256794669,0.23277276344020506,0.2326225415468264,0.22444661357716464,0.22224167824652177,0.220985628782565,0.2134005021111379,0.21133376540135876,0.2072216068419963,0.1956231287448714,0.19471276689187317,0.19333980993201008,0.19298497391868913,0.19153900422202016,0.19034541989334178,0.18182785478304675,0.18160629724552013,0.17999116776883173,0.17832530779400038,0.17748789789481226,0.17657529527298435,0.17400260893543976],"twin_dists":[0.1792837458106508,0.1909102806631188,0.20699130878596722,0.21221619264547273,0.22175417921467483,0.22180327780774325,0.22450768200404966,0.22524818302664348,0.2256722058237851,0.2282678206042671,0.22898581622479375,0.23042870836426593,0.2346070571312365,0.23494217909516865,0.23544965575473123,0.23558121868930118,0.2361190911811313,0.2365652187624555,0.23980717550982622,0.23989291852029712,0.24052022194705497,0.24117142048586868,0.2415004028115556,0.24186018390767922,0.24288161085892235],"n_dims_used":43,"mean_confidence":0.9108802440554596},"coverage":{"mean_confidence":0.9108802440554596,"n_dims_used":43,"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}}