{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000894},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001257","487:4870000723","487:4870001062","487:4870001639","487:4870001250","487:4870001163","487:4870001074","487:4870001158","487:4870000570","487:4870001448","487:4870000507","487:4870001543","487:4870001258","487:4870000386","487:4870001352","487:4870001450","487:4870001162","487:4870001641","487:4870001449","487:4870000212","487:4870001076","487:4870004233","487:4870001160","487:4870000714","466:4660012956"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466],"twin_sims":[0.5491146640443972,0.4846711890894639,0.459407681405026,0.4543189056460849,0.3472975824332805,0.3131322783587957,0.30750604299685186,0.2990485516941079,0.29057658441553313,0.28964093106462135,0.2659223698087566,0.25384869616214156,0.25000427696185873,0.24958113368903467,0.2452730211969639,0.24069248099682836,0.23765793380198158,0.22690568381248133,0.1964471776632504,0.17820487127590823,0.17227648698022274,0.16998169330681256,0.16652566442005678,0.16324269463137245,0.15537148265935405],"twin_dists":[0.14220491318395212,0.15631241147985625,0.1619860570725875,0.16314178355791792,0.18888352490114166,0.19791521628166273,0.19945444861935496,0.20179915544651683,0.20418715621515296,0.20445340689675034,0.2113845115362402,0.2150602983319354,0.21625387218624806,0.21638595885298223,0.21773900841859986,0.21919452256025246,0.22016869884081797,0.2236875192285675,0.23430464006348234,0.2412186671574521,0.24357298665258517,0.24449985777961947,0.24591286384374494,0.24727483433933975,0.2506231944811086],"n_dims_used":43,"mean_confidence":0.906434879746548},"coverage":{"mean_confidence":0.906434879746548,"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}}