{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001623},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004973","490:4900007384","490:4900001224","496:4960010294","490:4900006053","490:4900000299","490:4900002354","469:4690000595","496:4960006770","496:4960009902","490:4900000102","494:4940000938","469:4690000978","466:4660000342","496:4960005837","490:4900007509","494:4940008423","490:4900002663","496:4960007789","487:4870004716","490:4900001856","480:4800003425","490:4900005387","490:4900002038","487:4870005121"],"twin_admin_codes":[496,490,490,496,490,490,490,469,496,496,490,494,469,466,496,490,494,490,496,487,490,480,490,490,487],"twin_sims":[0.36041966057655217,0.27804377770337974,0.272640010358629,0.2615269378616768,0.2564721550269344,0.25552261224526573,0.2549533473311792,0.251426346929926,0.24734799847213704,0.23632104506842663,0.22836955070958304,0.2255296374364186,0.2246501193518119,0.22391690696635413,0.22326107390007977,0.22138246316716206,0.2134473555985805,0.20541114558528067,0.20259353357972446,0.20165293844156051,0.19906683458345611,0.19824339913732555,0.19677276184912423,0.1943491656251336,0.19396589381638307],"twin_dists":[0.1855420764503377,0.20779728869646472,0.2093843393947287,0.21271030418729603,0.2142523776176175,0.21454419146329087,0.2147194676287999,0.21581100858078558,0.21708543149211174,0.22060045031428524,0.22320207817892315,0.22414573417629707,0.22443958167255615,0.224685133721276,0.2249052255423502,0.22553806705275659,0.22825159812432533,0.23107016214126652,0.23207619549637426,0.2324141733512369,0.23334904870402734,0.23364847747785045,0.2341853964318917,0.23507633181921583,0.23521793101494914],"n_dims_used":45,"mean_confidence":0.9156229654947917},"coverage":{"mean_confidence":0.9156229654947917,"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}}