{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011260},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011532","490:4900008835","490:4900011344","490:4900005076","490:4900010348","490:4900011330","490:4900008955","490:4900004798","490:4900009565","490:4900009968","490:4900011727","490:4900008381","490:4900012337","490:4900012199","490:4900009868","490:4900010435","490:4900010258","494:4940007760","490:4900010781","490:4900010169","490:4900012769","490:4900011274","490:4900011464","490:4900010346","490:4900012408"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.21781033239345116,0.16983476210184367,0.1572691870267747,0.11956367356492635,0.11753224462516722,0.08466712704825292,0.0817427071970841,0.059767212381131904,0.05407745251253916,0.05063201476482758,0.0455463827600102,0.03915217952289639,0.027678738093820824,0.027288391898379824,0.025451498892023118,0.023905250223876334,0.023121434558456885,0.022315096186662754,0.022272486031534398,0.020937485565461034,0.019695123416137245,0.019021998853036008,0.01893956649397919,0.015999737123970535,0.01529259119557875],"twin_dists":[0.22675138032318534,0.2445595085098541,0.2498048154518927,0.26767419914103713,0.26875186963872627,0.28860366335428667,0.29065078549179674,0.3082870214495301,0.313712782704158,0.3172326891988234,0.32281186597675054,0.3306217344515798,0.347864431564055,0.34855243814237,0.35190860877446134,0.35490005190959906,0.35648099119782045,0.35815662677113674,0.3582466282110205,0.361145158786692,0.3639909109039299,0.3655988333378276,0.36579914591868384,0.3734962193758613,0.3755321105060875],"n_dims_used":45,"mean_confidence":0.915024651421441},"coverage":{"mean_confidence":0.915024651421441,"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}}