{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001522},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002020","500:5000001411","500:5000001578","500:5000001517","500:5000000780","500:5000001577","500:5000002266","500:5000001357","500:5000001406","500:5000000719","500:5000001925","500:5000001356","500:5000001526","500:5000001259","500:5000001823","500:5000001247","500:5000001583","500:5000001355","500:5000001310","500:5000000718","500:5000002390","500:5000001463","500:5000001399","500:5000001581","500:5000002034"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.8763441159271611,0.8275806939993577,0.8262926589219401,0.8220167368007333,0.8114242659472125,0.8111326665028764,0.7923933333455717,0.7728325648910228,0.7656706675605974,0.7575390239311767,0.7507967145267431,0.7483669678174091,0.7399651799179804,0.7271651042160763,0.726541240356396,0.7213937624287455,0.6977245585562443,0.6876223081036291,0.687222919953688,0.6827214841019156,0.6790525437052146,0.6742195175306098,0.6734082420585278,0.6707371860863485,0.6705844182416659],"twin_dists":[0.06672981964918402,0.07990155874466741,0.08022969717933219,0.08131315488848463,0.08396046042952358,0.08403263812232603,0.08860017675808396,0.0932373744088327,0.09490673391829871,0.09678572802211742,0.09833143003168794,0.09888589606638877,0.1007933376515289,0.10367234081172287,0.10381189271093565,0.10496079016484552,0.11019157526385365,0.1124019326170189,0.11248908453545012,0.11347021587436683,0.11426840838997958,0.11531794475737187,0.11549391855499752,0.11607290533260818,0.1161060019762793],"n_dims_used":45,"mean_confidence":0.9223630269368489},"coverage":{"mean_confidence":0.9223630269368489,"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}}