{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001131},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001608","487:4870001511","497:4970003397","665:6650002810","665:6650002130","487:4870001605","487:4870001515","487:4870000949","487:4870000872","487:4870002308","665:6650002744","665:6650002667","487:4870003899","487:4870001892","487:4870002058","665:6650003259","487:4870001512","487:4870000424","487:4870002225","487:4870002139","665:6650002351","497:4970003484","665:6650002430","487:4870000951","665:6650001812"],"twin_admin_codes":[487,487,497,665,665,487,487,487,487,487,665,665,487,487,487,665,487,487,487,487,665,497,665,487,665],"twin_sims":[0.5158006559414346,0.3800481631471848,0.32176176586348076,0.31753772115248696,0.26696462085832806,0.2537964775226158,0.24202346897034827,0.23923665666493088,0.23271760742850925,0.1991625703411827,0.18391755029877407,0.17844219992033833,0.17495244829607,0.17265195941595893,0.1711875682597817,0.17065136487294028,0.17002900250143127,0.16711962681904663,0.1580764054208233,0.1568137369365553,0.15652560870884094,0.15403948991262942,0.1536180734323162,0.15148917156909608,0.14531687679477837],"twin_dists":[0.14944427783102762,0.1806569793962272,0.1955845845005968,0.19672093872719149,0.21107214586290735,0.21507643323815628,0.21876975379035474,0.21966088055027963,0.2217722040115817,0.23331429149778848,0.23900206774401714,0.24112558592264863,0.2425032526220863,0.24342217591794355,0.24401169233419556,0.24422845405047938,0.24448065919966352,0.2456685282937748,0.24945888967809343,0.2500005662434841,0.2501246171545161,0.25120198853891673,0.25138587081940444,0.2523205023057146,0.2550860942629679],"n_dims_used":43,"mean_confidence":0.8909189978311228},"coverage":{"mean_confidence":0.8909189978311228,"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}}