{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011379},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010241","490:4900008124","490:4900009549","490:4900008113","490:4900007793","490:4900009550","490:4900010238","490:4900010571","490:4900009853","490:4900011443","490:4900008330","490:4900007902","490:4900007791","490:4900010859","490:4900011306","490:4900009746","490:4900011238","490:4900010574","490:4900010345","490:4900009551","490:4900011171","490:4900010744","490:4900010489","490:4900011380","490:4900007999"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.16544373317831818,0.07881280273071195,0.06549865836699176,0.03506969459203923,0.03186949353191192,0.017979471295817118,0.01789591177172059,0.013542276445567849,0.012837817851841224,0.010057978431177037,0.008637053019366776,0.007131107499582,0.006732549492998277,0.0043290291475107535,0.004053091889032779,0.003918229014776196,0.0038683080569245415,0.003548522176525557,0.0033620739756206478,0.0029694476843946725,0.0028518511176031064,0.0028437890774480837,0.00280054061449046,0.0027565370927564396,0.0026876806853153947],"twin_dists":[0.24635955291865497,0.2927613986888504,0.30323540849637803,0.3361927437870645,0.34095978820493805,0.3681901472246138,0.3684034909704753,0.3809526182621688,0.383310636162872,0.39390266501563087,0.40037142079516436,0.4083634203251956,0.4107321011932412,0.4284839420203045,0.43106887026616975,0.4323909848421608,0.43289089801134645,0.43624003382559895,0.438321959292979,0.4430749291619077,0.44461054438315056,0.444717930511884,0.4452987969950427,0.4458982897911546,0.4468541814049488],"n_dims_used":45,"mean_confidence":0.8880457560221354},"coverage":{"mean_confidence":0.8880457560221354,"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}}