{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000347},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001855","496:4960008572","490:4900000734","494:4940008833","496:4960005971","490:4900000329","490:4900001299","480:4800003788","494:4940008329","490:4900004178","480:4800003084","480:4800003535","480:4800003606","496:4960007433","494:4940008665","480:4800003525","480:4800004620","496:4960007670","494:4940007903","490:4900005654","494:4940007364","494:4940008015","496:4960008141","480:4800002782","494:4940008580"],"twin_admin_codes":[490,496,490,494,496,490,490,480,494,490,480,480,480,496,494,480,480,496,494,490,494,494,496,480,494],"twin_sims":[0.35195023080827964,0.32526681234453697,0.3213328636993984,0.28943578986944296,0.257217479262927,0.24405521573043854,0.23102110058449316,0.21154049524318358,0.20729072574439608,0.20682900538343113,0.20013386741517744,0.19844203518144468,0.18216833210298727,0.17996384005160623,0.17441729875047102,0.1712399215538185,0.16793660069720656,0.15513841872411907,0.14643528164805844,0.14415084271672365,0.14326532662134925,0.14010713796854213,0.13820127477081318,0.1352281407349951,0.1307256047948485],"twin_dists":[0.18769137232492217,0.19464797459133346,0.19569958476140467,0.20451185064500074,0.21402380273310534,0.21812425248474313,0.22232799425951696,0.22891378357764397,0.23040429523279848,0.23056748263516996,0.23296230859889328,0.2335761682406851,0.23967555420412479,0.2405308700346402,0.24271624283461407,0.24399055446258913,0.24533347356029275,0.2507242054693421,0.2545786244591131,0.2556182657114909,0.2560245475809,0.25748892910778015,0.25838457561977085,0.25980039951776085,0.26198969523443266],"n_dims_used":45,"mean_confidence":0.9157291836208767},"coverage":{"mean_confidence":0.9157291836208767,"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}}