{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011855","490:4900010947","490:4900009581","490:4900008950","490:4900011114","490:4900011187","490:4900011193","490:4900009986","490:4900011465","490:4900009051","490:4900011263","490:4900008726","490:4900009688","490:4900011262","490:4900009047","490:4900008271","490:4900010796","490:4900011274","494:4940008948","490:4900008276","490:4900008277","490:4900011786","490:4900012130","490:4900007715","490:4900012754"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490],"twin_sims":[0.36639024463725817,0.26512225035627046,0.20071775202354558,0.16455969150899477,0.14104775263817212,0.11862162735472187,0.11384095274151053,0.0920462652526264,0.09173729443744216,0.07012389651005427,0.0566109630380269,0.05563153785510406,0.05404781707094083,0.052606524723825446,0.047389650742464116,0.041488945839506956,0.036783169774331305,0.03445062620680476,0.03231500538503036,0.03206647025696045,0.03061972498579639,0.030543767153374708,0.028552449932805563,0.026891782416314527,0.02674927473936521],"twin_dists":[0.184042392581239,0.21162482708576347,0.2327512843022832,0.2467261091757018,0.25705023988183134,0.26817219632254014,0.27074721996961826,0.2836777491737442,0.2838776021726429,0.2994158581146724,0.3112413091480303,0.312185689693697,0.313742254682132,0.31519203563485,0.3207322138837415,0.32765087432526374,0.3337908178364785,0.33708512759389325,0.3402723262743759,0.3406548303263622,0.3429331285230393,0.3430552723221032,0.3463542216403698,0.3492602197828444,0.3495167337778859],"n_dims_used":45,"mean_confidence":0.9177020602756076},"coverage":{"mean_confidence":0.9177020602756076,"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}}