{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920001863","492:4920002405","492:4920001580","492:4920001527","492:4920002442","492:4920001925","492:4920001537","492:4920001733","492:4920002342","492:4920002605","492:4920001820","492:4920001975","492:4920001577","492:4920002672","492:4920001647","492:4920001831","492:4920001973","492:4920001536","492:4920001732","492:4920000775","492:4920001672","492:4920002406","492:4920001819","492:4920002022","492:4920001734"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.5069705915018954,0.4878181057548044,0.47213882539043334,0.40097398518484967,0.3653377750585643,0.3500600511289356,0.35002935903997257,0.34975877441464875,0.3238207832169829,0.313911927983941,0.3071755083870832,0.3041841215768683,0.2979223280836205,0.2868511854046408,0.27227646626875096,0.26727856721201393,0.26687581062146537,0.2611258410854753,0.26069864223035555,0.25903589583117204,0.2520801661337958,0.25049443420929374,0.24847026112238768,0.24551371005401693,0.24374776696912434],"twin_dists":[0.1513806552433032,0.15561247345288853,0.1591142391153245,0.17558134686130572,0.18430584928130153,0.18817469284315852,0.18818255207939452,0.18825185554218093,0.19503369459011624,0.19770316897709625,0.19954537748659482,0.20037087906486567,0.20211428662478392,0.2052503226175456,0.2094917999980984,0.21097820383756685,0.21109873296361042,0.21283197907577314,0.21296170124359362,0.21346788275297787,0.21560793131843894,0.21610104525781984,0.2167334077054601,0.21766301421850281,0.21822170769835184],"n_dims_used":45,"mean_confidence":0.9353644476996528},"coverage":{"mean_confidence":0.9353644476996528,"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}}