{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002990},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002861","487:4870003525","487:4870001739","487:4870002081","490:4900000971","487:4870002988","487:4870003634","487:4870003253","490:4900000336","487:4870002852","487:4870003103","494:4940008617","487:4870002633","490:4900000330","487:4870002096","487:4870003385","487:4870001737","490:4900000816","490:4900012948","487:4870002168","487:4870003519","487:4870001551","487:4870001830","480:4800005479","490:4900000333"],"twin_admin_codes":[487,487,487,487,490,487,487,487,490,487,487,494,487,490,487,487,487,490,490,487,487,487,487,480,490],"twin_sims":[0.2272980884661208,0.19507090899792617,0.17759933801045663,0.16583720104995195,0.1309265042770002,0.11053177435385345,0.10676313614968198,0.10258049906607149,0.09998782801970757,0.09656271618236734,0.09579707125499698,0.08706010714089933,0.0847975246527429,0.08430772323541637,0.08170819618941441,0.08033520237211293,0.07780597496698259,0.07552375781942203,0.07217586049901835,0.0666676116308366,0.06450146935946244,0.05990937407553827,0.05870809913284733,0.057559736344719815,0.0538225971648208],"twin_dists":[0.22355718874894343,0.23481021051506595,0.24145655925670598,0.24619686146388897,0.26189081030486827,0.2725788121257156,0.27471708895663116,0.2771600329693312,0.2787136043001303,0.280815106167343,0.28129285909672797,0.28697010477139434,0.2885137065304092,0.28885217695975873,0.29067529068894,0.2916570034583461,0.29350123017067914,0.29520719507563753,0.2977866305256379,0.30224982830938824,0.30408758622566295,0.3081570081934563,0.309263721355168,0.31033926447898635,0.31396667100247094],"n_dims_used":43,"mean_confidence":0.8982497814089753},"coverage":{"mean_confidence":0.8982497814089753,"n_dims_used":43,"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}}