{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010767},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011091","490:4900010422","490:4900010849","490:4900010594","490:4900010420","490:4900010852","490:4900010587","490:4900010510","490:4900010425","490:4900010507","490:4900011236","490:4900010229","490:4900010763","490:4900010058","490:4900009730","490:4900008012","490:4900010423","490:4900010906","490:4900010750","490:4900010056","490:4900010250","490:4900010153","490:4900010508","490:4900008015","490:4900011376"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5303459287401823,0.39927978156404903,0.3235227249458421,0.2562806005026204,0.22970959783264913,0.22031135030521878,0.18751674540836807,0.18473133110543583,0.17751090952723675,0.1774361424253091,0.16262718264114806,0.16095447647128658,0.16041028730100257,0.13187152299000715,0.12469411959104325,0.12164751472847662,0.11199655741538199,0.10901454540910333,0.10726968893432919,0.10452331383370016,0.10266125304811234,0.10027463398357622,0.09885334686278711,0.0979911854681304,0.0954540254236347],"twin_dists":[0.14627186301032458,0.17598763641672127,0.19511331892331085,0.21431119109594246,0.22275949895076755,0.22590049676749754,0.2376303616179229,0.23869028317001773,0.24149134781050277,0.24152077146660048,0.24753238606971814,0.24823589331978402,0.24846591247178096,0.2614271902759586,0.2650134395394324,0.2665831730686989,0.2717629245520149,0.2734327724593065,0.27442630726927825,0.2760158367787814,0.2771121387757922,0.2785402065092365,0.2794033327819675,0.2799316608529422,0.28150789040353286],"n_dims_used":45,"mean_confidence":0.8942249721950954},"coverage":{"mean_confidence":0.8942249721950954,"n_dims_used":45,"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}}