{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003758},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003748","487:4870003196","487:4870003752","487:4870003907","487:4870002684","487:4870002822","487:4870001892","487:4870004194","487:4870003755","487:4870002930","665:6650003120","487:4870004481","487:4870003902","487:4870003326","487:4870002307","487:4870001698","487:4870004501","487:4870003189","487:4870002224","487:4870003757","487:4870003905","487:4870002803","487:4870004334","487:4870001512","665:6650003350"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,665,487,487,487,487,487,487,487,487,487,487,487,487,487,665],"twin_sims":[0.356909526370518,0.29536897091627545,0.2708389745039807,0.2542417033336654,0.23111005040157578,0.22839229900177926,0.20566035939125007,0.16186908541395564,0.14592134367300852,0.12619596116287343,0.12577430485127797,0.12395623846860399,0.11817220737097549,0.11451684959775203,0.11446574603085885,0.10783781365274749,0.10649925501245504,0.10265209335380451,0.10252532465594812,0.09933772699468857,0.098271982091031,0.09735711946211732,0.09606691270113261,0.08980496903333895,0.08909625135082533],"twin_dists":[0.18642965425651614,0.20283134948880369,0.20991757854498588,0.21493893162205377,0.22229878692759295,0.22319455076578573,0.23098163594648402,0.24785057320183165,0.25481146329005017,0.2642503397604672,0.2644638882000492,0.2653909240891661,0.26841084182494257,0.2703781781311826,0.2704060221831679,0.274101445792093,0.2748689919223231,0.27711756979927327,0.2771927731559661,0.27910809038775597,0.27975919113707937,0.2803225457635758,0.2811241398107413,0.2851397235209563,0.2856080251987703],"n_dims_used":43,"mean_confidence":0.8974232340967933},"coverage":{"mean_confidence":0.8974232340967933,"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}}