{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001440},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001320","480:4800001610","480:4800001716","480:4800001607","480:4800001375","480:4800001775","480:4800001943","480:4800001331","480:4800002111","480:4800001258","480:4800001322","480:4800001660","480:4800001663","480:4800001835","480:4800001506","480:4800001822","480:4800002486","480:4800001014","480:4800001321","480:4800001383","480:4800001621","480:4800002059","480:4800001950","480:4800001346","480:4800002060"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5354124641118164,0.5098417774507443,0.44448735878673395,0.42348531631445185,0.41072367777447166,0.37994443174171977,0.3766302430277177,0.3717233271834646,0.3549252531134535,0.353143514027167,0.30570564255519583,0.30276360645726624,0.29347838713937746,0.2900419127718271,0.25534377869019703,0.2523345567941129,0.25050901240467544,0.23385133552632348,0.21752840279385702,0.21738878716921778,0.21444959561258212,0.21228840521754777,0.20665615689402256,0.20441920279943612,0.19119420826270195],"twin_dists":[0.14517131401834726,0.15075008361768222,0.16538827956621885,0.17025316215265884,0.17325807711425423,0.1806824648995764,0.18149850268967987,0.18271318248358512,0.18693338651030825,0.18738694557592425,0.19995041731807317,0.20076453068806308,0.20336464353720507,0.20433924036960943,0.21459922747095214,0.21552900789877574,0.21609650282578616,0.2214022677648303,0.22684770752286765,0.22689544121946514,0.22790515901698555,0.22865358084642712,0.23062863703705372,0.2314232521971692,0.23624776624703375],"n_dims_used":43,"mean_confidence":0.9205227341762808},"coverage":{"mean_confidence":0.9205227341762808,"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}}