{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005943","491:4910005841","491:4910005842","491:4910005410","491:4910005879","491:4910005706","491:4910005707","491:4910005461","491:4910005875","491:4910005454","491:4910005411","491:4910005942","491:4910005501","491:4910005931","491:4910005559","491:4910005700","491:4910005803","491:4910005359","491:4910005914","491:4910005843","491:4910005452","491:4910005458","491:4910005608","491:4910005940","491:4910005882"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6805219637470611,0.6790977811025054,0.675479344180299,0.5539921265750822,0.5113014454161752,0.5013120647006791,0.485392179996358,0.4710653325305742,0.4692653789057771,0.46825408050166695,0.46544678146966456,0.45555664957445313,0.4491603957948427,0.43784111239041357,0.430532714101859,0.4147499185493368,0.4057288372014251,0.3953410009175656,0.38567006968659906,0.3849912440287449,0.38419382571677646,0.35024959766151725,0.3441995903990038,0.3341702596407426,0.33412151561764447],"twin_dists":[0.11394888529964614,0.11425857462180512,0.11504456275394416,0.14115209606629786,0.15042986296012273,0.15262617317618918,0.1561519255402901,0.15935535917618476,0.15976006654429614,0.15998768076371953,0.16062040640611727,0.16286024592493462,0.16431819767430564,0.16691768947618218,0.1686100969264653,0.17230576482214208,0.17444519820186724,0.17693525438827432,0.17928071208897764,0.17944637996700366,0.17964116826024645,0.18812616419194325,0.18968199640236735,0.1922936111691468,0.19230640656243175],"n_dims_used":45,"mean_confidence":0.8861150105794271},"coverage":{"mean_confidence":0.8861150105794271,"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}}