{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010885},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012075","490:4900011124","490:4900011986","490:4900011542","490:4900011677","490:4900011930","490:4900010526","490:4900009687","490:4900011407","490:4900010800","490:4900010533","490:4900010439","490:4900009365","490:4900010692","490:4900011675","490:4900011997","490:4900011798","490:4900010619","490:4900011739","490:4900012205","490:4900010705","490:4900009686","490:4900009980","490:4900010521","490:4900009673"],"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":[0.49492049203080846,0.38369784595936735,0.3746711871121829,0.35649994417135306,0.3037810653858036,0.28606143561555475,0.25728756202651265,0.2524634096113789,0.24770399647817032,0.24161756895445377,0.22612670120921916,0.20947754540550573,0.19265999779256732,0.17850250790386443,0.17010312792988452,0.1600395742993732,0.15897771465683722,0.15698930583550522,0.15547645330925733,0.14468234887327439,0.13863810408567168,0.13413135750577887,0.1339414545206466,0.13273189825589432,0.13042216896344605],"twin_dists":[0.15403772876524088,0.1797624203770565,0.18198251849623057,0.18653351322142506,0.20048246491361946,0.2054767639714962,0.2140023314012557,0.21548905129676715,0.21697365366622087,0.2188991310764596,0.22394668840843673,0.22963474796746056,0.23570185824399323,0.24110194689845893,0.24445058601258046,0.24862293124884538,0.24907416032804483,0.24992505827841346,0.2505777359153247,0.2553752949881472,0.2581784800715575,0.26032858630572736,0.26042036848616085,0.26100726708255817,0.26213926721891884],"n_dims_used":45,"mean_confidence":0.9180044386121962},"coverage":{"mean_confidence":0.9180044386121962,"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}}