{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000732},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000294","487:4870000236","487:4870000459","487:4870001269","487:4870000661","487:4870000399","487:4870000813","487:4870000184","487:4870000659","487:4870000272","487:4870000652","487:4870000402","487:4870000240","487:4870000237","487:4870000905","487:4870000591","487:4870000400","487:4870000395","487:4870000988","487:4870000396","487:4870000523","487:4870000347","487:4870000455","487:4870000191","487:4870000190"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.2725356482774674,0.2688121058207362,0.2309776587762923,0.2215494013284519,0.2173281325025078,0.18773489887491923,0.16651439220193637,0.1592117640955683,0.15246969286918077,0.1516628487736687,0.1389898445875355,0.1338191001496909,0.12581967485954068,0.1239862195610055,0.119927341999718,0.11896280225320474,0.11326849093059597,0.11258357489810203,0.11067218240962652,0.10890644652456957,0.1061434578385797,0.10560009438806585,0.10469506699101597,0.10053532557038226,0.09410860985157345],"twin_dists":[0.20941517892748773,0.2105203052663873,0.22234226139184177,0.225481686303603,0.22691618508771025,0.2375478166203855,0.24591750691397554,0.24897451481178645,0.25188884358663205,0.25224389441901524,0.2580128815793334,0.2604795554836845,0.2644408844406881,0.26537555313771444,0.26748275449457914,0.26799149152607926,0.271061107638079,0.2714382653907421,0.2725002438211663,0.27349396531335796,0.2750742698210771,0.2753887988090838,0.27591548440878294,0.27838293341494674,0.2823571559676743],"n_dims_used":43,"mean_confidence":0.9090542460596839},"coverage":{"mean_confidence":0.9090542460596839,"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}}