{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010035","490:4900010303","490:4900008118","490:4900010830","490:4900010307","490:4900009823","490:4900010221","490:4900012159","490:4900012158","490:4900009626","490:4900011140","490:4900008008","490:4900010028","490:4900010392","490:4900010304","490:4900009622","490:4900011755","490:4900012095","490:4900010910","490:4900011139","490:4900010305","490:4900011295","490:4900011361","490:4900008791","490:4900012093"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6212784337380035,0.6116535545463149,0.5981914287880707,0.5144979652050564,0.5120022002900334,0.46981787640663153,0.4484121551062638,0.4340752488027411,0.4124333956698079,0.4115708201284356,0.4037046336148247,0.40258180770519747,0.3466134881394815,0.3439558834324455,0.31512399850524736,0.2994228107452895,0.2972808927846076,0.2850608570896209,0.26935186783246245,0.2623129336444691,0.26019305755143984,0.2532753570315337,0.24969542755065763,0.24052028161906208,0.23311244321339597],"twin_dists":[0.126715966769132,0.128777511930285,0.13166025253131663,0.14972942082846313,0.1502762148753908,0.15963578556032687,0.1644892535087273,0.16778832548295505,0.17285318966546864,0.17305736897426532,0.1749281367415965,0.17519649092704265,0.18905951718270952,0.18974497034483426,0.19737410631273433,0.2016945871881719,0.20229408066943205,0.2057641951199677,0.21035952327190072,0.21247220699091754,0.21311539849274685,0.21523756866024196,0.2163502672407573,0.21924958911441852,0.22164323481844178],"n_dims_used":44,"mean_confidence":0.8840680555863814},"coverage":{"mean_confidence":0.8840680555863814,"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}}