{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004746","500:5000005093","500:5000005750","500:5000004381","500:5000003319","500:5000010870","500:5000005589","500:5000005592","500:5000006057","500:5000005096","500:5000011369","500:5000004370","500:5000004554","500:5000010869","485:4850009021","500:5000009423","500:5000009974","485:4850009082","500:5000004204","500:5000010612","500:5000004745","500:5000007885","498:4980000225","500:5000005726","500:5000009973"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,485,500,500,485,500,500,500,500,498,500,500],"twin_sims":[0.799745738767416,0.6200740054267853,0.5866128617125149,0.5712600911376668,0.5544023763910988,0.5466799405564938,0.5254898520269567,0.5086474811591924,0.5080430652529139,0.5021131996350515,0.4982445903578572,0.49701738498283243,0.49249086998364094,0.49206627762198835,0.49107893736246067,0.48955456450389717,0.48479775759621413,0.4830246151591144,0.4822870355204298,0.4782724175761659,0.47406715633694435,0.4714058170758729,0.4701208838285266,0.46563108242809154,0.46357296752160104],"twin_dists":[0.08682406781077454,0.1269740087498441,0.13414094412781796,0.13743527525453825,0.1410636088450655,0.14273102935436205,0.14732878491687476,0.1510122629571909,0.15114500906115064,0.15244960164163215,0.15330297530003045,0.15357407144041926,0.15457566943946813,0.15466975775029795,0.15488864195004562,0.15522683841896406,0.15628423315784987,0.15667920172689034,0.1568436313133908,0.15774001520019607,0.15868156989497056,0.1592788621372843,0.15956764685880123,0.16057882733519477,0.16104347179773879],"n_dims_used":44,"mean_confidence":0.9183565486561168},"coverage":{"mean_confidence":0.9183565486561168,"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}}