{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012743},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013023","490:4900012935","490:4900000995","494:4940007540","479:4790001426","490:4900012318","490:4900007487","496:4960004091","496:4960002291","496:4960001184","496:4960007645","479:4790000384","490:4900002155","477:4770003386","496:4960007530","490:4900006403","490:4900005113","496:4960003528","496:4960001422","466:4660004185","496:4960007415","496:4960002986","487:4870001313","490:4900004836","494:4940003698"],"twin_admin_codes":[490,490,490,494,479,490,490,496,496,496,496,479,490,477,496,490,490,496,496,466,496,496,487,490,494],"twin_sims":[0.07936734585564945,0.020735308266953523,0.018914368460738153,0.011416718859718244,0.01032352412113156,0.010030834302350243,0.009936348385949747,0.009817000057857343,0.008139652340781624,0.006758728681486955,0.00614606828615641,0.005572526363951458,0.005224220092165816,0.0050014268515578345,0.004977129558841546,0.004911862076501789,0.0047694769301609725,0.0047456335329491405,0.004638165444289943,0.004594965149870119,0.0042593193966535435,0.004218514620117185,0.004138819895821565,0.00413638913050932,0.0040723691254362804],"twin_dists":[0.2923571496988598,0.36159806349455226,0.3658605297851585,0.3884387826936739,0.39278520275308904,0.39401836862080464,0.39442330951699556,0.39493973990612763,0.4028625291781424,0.41057269435310206,0.4144580678977639,0.41842596056683695,0.4210197468632131,0.42276218518112074,0.42295644045371666,0.4234825342589648,0.42465258100388464,0.4248516013011675,0.42576004115486876,0.4261306064390203,0.42912251868837636,0.4295007299776724,0.4302490899344023,0.4302721207953976,0.4308831658802738],"n_dims_used":45,"mean_confidence":0.9105716281467013},"coverage":{"mean_confidence":0.9105716281467013,"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}}