{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001253","487:4870001073","487:4870000227","487:4870001251","487:4870000807","487:4870000177","487:4870001068","487:4870000178","487:4870000112","487:4870000114","487:4870000225","487:4870000180","487:4870000329","487:4870000389","487:4870000879","487:4870001065","490:4900000407","480:4800005883","487:4870001731","494:4940008514","487:4870000445","496:4960005571","487:4870000143","487:4870000512","487:4870000986"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,490,480,487,494,487,496,487,487,487],"twin_sims":[0.3224780296753896,0.2740378513095097,0.22382024573536952,0.1932983521198598,0.16681527053325265,0.16409276804670683,0.15424344341725044,0.12318971679395739,0.10445429007962441,0.1043988687115377,0.09818557260021761,0.08803318707872693,0.08717478082122958,0.08510439671599158,0.08419985213621853,0.07341457667880268,0.07271470920454462,0.07141737188580248,0.07131674754692566,0.0680894143353082,0.06682868087601847,0.0644967114904003,0.06350396224049773,0.06347643647455256,0.06259268974066737],"twin_dists":[0.19539272568041333,0.20897196795274997,0.2247175453773351,0.2354650184396422,0.2457936515880464,0.24692028752949818,0.2511131271310799,0.2657848746553248,0.27605620231984696,0.27608862813312446,0.279812223979208,0.2863160415743478,0.28689272485050465,0.28830244043308373,0.2889269304687816,0.29682118781414574,0.2973650226009602,0.2983844305457073,0.2984641233023105,0.3010698766701507,0.3021151331354533,0.30409167793688363,0.3049508814853538,0.30497486061707785,0.3057493023954092],"n_dims_used":43,"mean_confidence":0.9065471915311591},"coverage":{"mean_confidence":0.9065471915311591,"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}}