{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001069},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000331","487:4870000980","487:4870000140","487:4870000714","487:4870001262","487:4870001643","487:4870001166","487:4870000134","487:4870001529","487:4870000569","487:4870001163","487:4870001259","487:4870000722","487:4870000319","487:4870001353","487:4870003079","487:4870000436","487:4870001642","487:4870000146","487:4870000276","487:4870000064","487:4870000445","487:4870002984","487:4870000713","487:4870001249"],"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":[0.5473760480887592,0.4948468792599213,0.49421050645105,0.4861230472078834,0.36994418499418025,0.3160798363160844,0.30265132305512016,0.2985056091522743,0.28956363434523613,0.28344016147685114,0.23820057558924357,0.23143644172952835,0.22714864047108435,0.22708237885303142,0.22232339320534222,0.21350850685545544,0.20455952435440272,0.19710095336962402,0.19064312212076975,0.18886903985136158,0.17925324970202097,0.1668523565579977,0.1656201851655325,0.15372556012512345,0.14938383411639175],"twin_dists":[0.14258056795300486,0.15405401601122232,0.15419484640231632,0.15598931620346232,0.1831555514189697,0.19711511365449613,0.20079569226582217,0.20195099038152536,0.20447542546315814,0.20623105532886732,0.21999390338990005,0.2221916772956742,0.22360680774598155,0.22362881452826444,0.22522065283938925,0.22823042882857297,0.23137323246996383,0.2340653360625366,0.2364537638098083,0.237119759610315,0.24080815064101124,0.24577839642982283,0.24628655888421622,0.25133893462589485,0.2532543322916578],"n_dims_used":43,"mean_confidence":0.9079713156056959},"coverage":{"mean_confidence":0.9079713156056959,"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}}