{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000416},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000361","500:5000000640","500:5000000186","500:5000000218","485:4850007765","500:5000000593","485:4850007306","485:4850008360","500:5000000362","500:5000000585","485:4850006322","475:4750000923","485:4850008449","475:4750004953","485:4850008109","485:4850008228","500:5000000990","485:4850008271","500:5000000122","485:4850008500","475:4750003370","485:4850008268","485:4850006339","485:4850008361","485:4850008311"],"twin_admin_codes":[500,500,500,500,485,500,485,485,500,500,485,475,485,475,485,485,500,485,500,485,475,485,485,485,485],"twin_sims":[0.6820313355110399,0.3091469547782983,0.2516299724669046,0.210198430641242,0.20967386914115266,0.2080893202163104,0.20571330515218883,0.20281211560192627,0.1962677681970491,0.18679553559911857,0.1807102309276127,0.17793616116708616,0.17681838100565328,0.17655614829160354,0.17441910926534612,0.17314254960764772,0.17259143626328394,0.1723276699199884,0.1559828369332105,0.15290653171554086,0.15128541846087104,0.14826474916008603,0.14705144813015233,0.1400266145825551,0.13762593039884666],"twin_dists":[0.11362045983491022,0.19900387039805742,0.21574772610963455,0.22938226542802734,0.2295659291717246,0.23012262959893823,0.2309628379043442,0.23199780830065364,0.23437040642369397,0.2379037336674646,0.2402404536276824,0.24132416264673157,0.2417642216981623,0.24186774649574405,0.24271552146177897,0.24322548056157126,0.24344646952733545,0.24355241488426585,0.2503587562645287,0.2516971885070595,0.25241045882048113,0.2537546585623146,0.2543002666006967,0.257526585956412,0.2586567666524585],"n_dims_used":44,"mean_confidence":0.9164980108087714},"coverage":{"mean_confidence":0.9164980108087714,"n_dims_used":44,"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}}